To add fish, you can click the 'Add the Scissor-Tail to your tank' button. The scissortail rasbora is a schooling type of fish and you will thus need to invest in a big fish tank. Shortly, we’ll give you a list of some of the best choices for a betta tank mate. Use the chart below as a guideline when selecting fish and please read our article Introducing New Fish Into Your Aquarium before making your fish selection. Recent studies suggest that filial cannibalism, in fact, is an evolutionarily adaptive behavior. [2] Areas scissortail sergeants can be found in around the Indian Ocean include the Red Sea, eastern Africa, Madagascar, Seychelles, the Persian Gulf, India, Sri Lanka, the Bay of Bengal, the Andaman Sea, Indonesia, and Australia. Tetra. Male parental care is more common than female or biparental care in fish because territorial males are able to guard several clutches of eggs while simultaneously attracting new mates.[4]. The distinct bar pattern on the tail fin accentuates the scissor-like shape. Carps and minnows are part of this family, as well as the Celestial Pearl Danio.It is actually the largest family of fish in the world with over 2000 species worldwide.. Mainly within areas adjacent to Atlantic coast – Mexico, Guatemala, Honduras. Currently fishing an… Male scissortail sergeants undergo brood cycling, in which they alternate between a mating phase and a parental phase. They are best kept in groups. Adult Length – 13cm The fish prefers shallow waters with thickly growing aquatic vegetation. [3] They have 5 vertical bands that are black. Many feature vibrant colors and patterns. The swordtail belongs to the group of livebearer fishes – scientifically classified as Poecillidae – to which the mosquito fish, the guppies, the mollies and the platies belong. Scissortail Rasboras can live for up to 5 years and grow up to 3.5″ in length. If you’re interested to know more about tank mates that can live with bettas then you have to check out the Ultimate Betta Tank Mate Guide. The waterlogged soils of these forests inhibit the complete decay of leaf litter and result in the formation of peat, which leaches humic acids. Scissortail rasbora thrives in community tanks, they do have a vibrant silver sheen on their body that will add to the aesthetic value of your fish tank. Female fish utilize multiple strategies in order to select for male parental quality: important factors include mate size, courtship rates, and male cannibalism. We are really excited to offer Scissortail dartfish gobies. * This fishtank will only last for this session - to save your tank please Join/Log in, There are currently no fish in your fish tank. Choosing Tank Mates For Goldfish. The scissortail sergeant or striptailed damselfish (Abudefduf sexfasciatus) is a large damselfish.It earns its name from the black-striped tail and sides, which are reminiscent of the insignia of a military Sergeant, being similar to those of the sergeant major damselfish.It grows to … In the wild the fish is at threat of extinction. After two to three days in the mating phase, male scissortail sergeants will lose their gold color and transition into a four- to five-day parental phase. During the parental phase, males guard their eggs until they hatch. ^^ Go up to read Scissor-Tail profile description, Welcome to our Tropical Fishkeeping Forum. [7] Baseline cannibalism is a result of males eating nonviable or damaged eggs, but males may cannibalize their current broods even more based on the costs and benefits of their parental investment. The harlequin rasbora is a native of Malaysia, Singapore, Sumatra, and southern Thailand. To save your tank details in the Fish Community Creator you must be logged in An ideal tank mate for goldfish. We always recommend keeping a group of 8 to 10 Harlequin Rasboras together. Studies show that males who skip one mating cycle due to cannibalism or other environmental factors tend to invest more effort and have larger broods during the following season. CLICK HERE It occurs during the parental phase of brood cycling. Join 100's of other fish enthusiasts with 1000's of years experience between them caring for and keeping fish like these. 73-77F (23-25C) 5″ (13cm) Their colors and patterns are more subtle, but their size, schooling behavior, and tendency to stay in the upper areas of the tank make scissortail rasboras an attractive addition. Pacific Ocean populations are found in the Great Barrier Reef around Australia, the Gulf of Thailand, Indonesia, the Philippines, Taiwan, Japan, and various Pacific islands all the way to Hawaii. Test eggs are energetically expensive to create, so this strategy is typically only used by large females at the beginning of the mating phase. Supplementary feeding, however, decreases the energetic costs of raising a brood and can modulate cannibalistic tendencies in male scissortail sergeants. Filial cannibalism is also influenced by the father's relatedness to his brood. You are in the thinkfish community creator for the Scissor-Tail fish species, you can learn all about how the tool works in assessing fish tank mate compatibility at the link provided or use the tool tips provided to guide you. the top levels of your aquarium and should not bother any of their tank mates. They need to live in tanks with a temperature between 73-78°F and with a pH level between 6.6-7. They are preyed upon by some members of the Labridae and Serranidae families. Aquarium Size : 30 gallon minimum Tank Mates : Avoid keeping them in an aquarium with Lionfish , Snappers, Groupers, Triggers, Eels or any other predatory fish large enough to eat them. If you have a question about keeping Scissor-Tail's then please use our Scissor-Tail help forum. This high activity level is part of what makes the platy such an excellent fish for a schooling tank. When fathers are small and are unable to forage while caring for their broods, their offspring can be used as an extra food source to offset the energy requirements needed for parental care. Blue Tetra Tropical Fish Learn all about the Blue Tetra's feeding habits and food types, its behaviour, its origins, its natural habitats, is it male or female, breeding advice and information, suitable tank mates, its sizing and growth range, minimum tank size, water PH and more. By eating part of his brood, a male can improve his care for the remaining young in his brood. Scissortail Rasboras Goldfish Tank Mates – Scissortail Rasboras. At the most extreme level, a male Scissortail Sergeant may cannibalize his entire brood. The fish is encountered both in mountain rivers with strong flow and in their lower reaches as well as in lakes, bogs and lagoons.Swordtail fish prefers shallow, thickly planted areas, where they feed on various insects, algae and detritus.Swordtail (Xiphophorus helleri) is from Poeciliidae family. I highly recommend his books, photography and macro / nano photography! [3], This species fish feeds on algae, zooplankton, and sometimes its own eggs. Decreased benefits due to relatedness increase the probability of cannibalism. Current Size – 3cm - 4cm. Some females will monitor a male's parental quality by laying small clutches of “test eggs” in a male's territory. Use our fish community creator tool to plan your tank set up and ensure that the Scissor-Tail is the right fish for your aquarium. Two horizontal bands are also sometimes present on the lobes of their tail. Why, though? [2][3], This fish aggregates in large groups above coral.[2]. [3] This fish can grow up to 22 centimetres (8.7 in) at maximum length. Good tank mates include tetras, rasboras and catfish. to login or create an account further down the page below. Many questions will be raised in your mind. [2] They are found at depths of 1 to 20 metres (3.3 to 65.6 ft). How big do Scissortail rasbora get? These waters are very murky and stained with tannins. Filial cannibalism occurs during the parental phase. They mix well with other fish of similar size. A female swordtail can produce offspring as often as every four weeks. * Recent changes to stocking & filter advice October 2018 Scissortail Rasbora (Rasbora trileneata) Grows to: 3" Tank Mates: A good community fish. Scissortail sergeants live on coral reefs at depths of up to 15 metres (49 ft) in tropical reaches, often living in a group surrounding a single head of coral. The platy is a great choice for a schooling aquarium. Stay well, stay at home if … Xip… Top dweller. There is also a horizontal black bar on the mid section that runs the length of the body. The scissortail sergeant or striptailed damselfish (Abudefduf sexfasciatus) is a large damselfish. This is known as a community tank and can house more than two kinds of species. And their docile nature makes them an ideal choice for tank mates. The forked tail gives Betta Tank Mates. Males whose broods are reduced on the third day of the parental phase, however, do not increase cannibalism because parental care is less costly closer to the hatch date. Harlequin Rasbora Tank Mates Before you think about Harlequin Rasbora tank mates, you need to make sure they have enough company within their own species. They are found on reefs in the Indo-Pacific region, including the Red Sea. (2007). Scissortail Rasbora. Also, males with larger broods are less likely to cannibalize their broods. Experiments that supply provisional food like scissortail sergeant eggs and/or crab meat to brooding males lead to a decrease in cannibalism.[9]. Note: Because they are top dwellers, they may cause fancy goldfish to compete for food. They're shoaling fish that add fluidity and activity to a tank. Embryo mortality rates are generally attributed more to filial cannibalism than to predation effects because embryo predators are largely unsuccessful. Don't waste your money and endanger your fish! Please do check your water type for compatibility with your fish, which can be found on the Scissor-Tail information box above and your local water company providers website. The fish feed upon the larvae of invertebrates, zooplankton, smaller fishes, crustaceans, and various species of algae. Keep in groups of four or more. The benefits of parental investment decrease with decreasing relatedness. Should be kept in schools of 6+. Increased filial cannibalism occurs when the cost-to-benefit ratio of raising offspring is too high. Cherry Barb’s scientific name is Puntius titteya and they are part of the Cyprinidae family. If you’re a beginner fish keeper then you should stick to the Harlequin Rasboras and if you’re feeling more advanced then you should move onto Scissortail Rasboras or Dwarf Rasboras! Seahorses however are not Reef fish. Below is a recommendation of tank mates that if decided to mix will be the best additions to your beautiful Betta paradise. The problem seems to crop up with their name. [6] This unusual tactic is a direct way for females to confirm the parenting ability of males who do not yet have any eggs in their brood. 10.2305/IUCN.UK.2017-2.RLTS.T188557A1892616.en, "Scissortail Sergeant, Abudefduf sexfasciatus (Lacepède, 1801)", "Parental fish change their cannibalistic behaviour in response to the cost-to-benefit ratio of parental care", "Alternative strategies for a father with a small brood: mate, cannibalise or care", "The effect of brood size and age on partial filial cannibalism in the scissortail sergeant", Status of Abudefduf sexfasciatus (Lacépède), a Pomacentrid Fish from the Indo-West Pacific, https://en.wikipedia.org/w/index.php?title=Scissortail_sergeant&oldid=985042489, Creative Commons Attribution-ShareAlike License, This page was last edited on 23 October 2020, at 16:29. General; These fish are very popular because they are … This fish is popular in the aquarium trade. Size: up to 5” Same diet and water conditions as goldfish. [2] Adults live in coral reefs while younger individuals live in the open sea. Only three habitats of the fish are known nowadays. See an example tank as it would show on a user profile with enabled settings and community tanks. Although the Scissor Tail will adapt to varied water conditions, it does do best in slightly soft and acidic water. They have bold dark blue steel coloration and a unique shape with their high dorsal and anal … Studies found that males who had their clutches reduced the first day of the parental phase were more likely to cannibalize the remaining eggs. Sneaking by other males is a common occurrence in male scissortail sergeants. If you want to have multiple striped dottybacks in the same tank, it is important to introduce them at the same time to avoid aggression. It inhabits streams and waters that are characterized principally by low mineral content, high concentrations of dissolved humic acids, which is typical of water found flowing through peat swamp forests. A good option for novice fishkeepers, this peaceful fish can hold its own against aggressive tank mates because it has a high activity level. Family Cyprinidae (Minnows & Carps) | Synonyms Rasbora stigmatura, R. calliura | Other names Scissorfish, Scissortail, Scissor Tailed Rasbora, Three-Lined Rasbora, Threeline Rasbora | Origin Southeast Asia | Natural Water Conditions pH 6-8, very soft to medium | Natural Habitat Slow moving or standing waters; rivers, lakes, streams, ditches | Sexing Males may be smaller and slender than females. [8] Raising offspring requires a large energy investment. Cannibalism is also related to brood size and age. Females only lay one test clutch and return shortly after laying it. Studies have shown that pooling to create larger broods serves to not only decrease predatory effects, but also increases paternal investment. Froese, Rainer and Pauly, Daniel, eds. When guarding their territories, investment costs are lowest for large males with easy food access. But, if you prefer to choose your own, here’s a checklist … There are many betta fish tank mates or companions that can live with male or female bettas under the right conditions. [11][12] This finding is attributed to the increased probability of sneaking. Helping Fishkeepers With Their Fishkeeping Needs Since 2006, Help us keep great tools like this online by becoming a, Think Fish © 2004-2019 everything you need for your. If you are looking forward to adding Scissortail Rasbora in your aquarium with goldfishes. Scientific Name: Rasbora trilineata Common Name: Black Scissortail, Scissorfish, Scissortail Rasbora, Scissortail Shark, Spot-tail Rasbora, Three-lined Rasbora Adult Size: 3 inch Habitat: Asia Minimum Tank Size: 20 Gallons Ideal Tank Conditions: Temperature Range: 73 … Goldfish (Carassius auratus) have been domesticated for over 2000 years and are probably one of the most diverse aquatic animals in the world.There are more than 200 distinct types of goldfish and they can have dramatically different appearances and care requirements.. Males are polygamous and will collect eggs from up to 12 females while females spawn with a male and then abandon their eggs. [5] During the mating phase, males become gold in color and put on displays to attract egg-laying females. In India, "rasbora" translates as "fish. But don’t worry we got you covered. Males that cannibalized their broods early on in the development process, however, may mate with more females and rebrood during the same season.[10]. The scissortail sergeant or striptailed damselfish (Abudefduf sexfasciatus) is a large damselfish.It earns its name from the black-striped tail and sides, which are reminiscent of the insignia of a military Sergeant, being similar to those of the sergeant major damselfish.It grows to … Scissortail Rasbora Fancy goldfish and streamline-bodied goldfish. This type of rasbora comes from blackwater streams associated with forest peat swamps. The tank should be covered all the time because Scissortail Dartfish is very good at jumping! It has also been hypothesized that egg pooling is a simple imitation tactic by which females confirm the quality of the male. Tank mate compatibility is crucial to a successful and healthy marine aquarium. Or search for a different fish using the options presented above. Create a test fish community that includes the Scissor-Tail species and any other types of fish or crustacean you'd like to introduce - You can assess the best companions, tank size suitability, stocking levels based on filter type and volume and possible negative interactions and warnings as you build up your aquarium. By increasing brood size, predation rate per individual decreases as a result of dilution effects. Shy fish may hide away and die or become stressed, which could cause eek in the tank. It grows to a length of about 16 centimetres (6.3 in). Scissor-Tail Tropical Fish Learn all about the Scissor-Tail's feeding habits and food types, its behaviour, its origins, its natural habitats, is it male or female, breeding advice and information, suitable tank mates, its sizing and growth range, minimum tank size, water PH and more. Although we suggest Seahorse are kept in ‘species only’ tanks or systems, this is not to everyone’s choice and we are asked regularly about tank mates for seahorses. There is an increase in cannibalism when broods have low reproductive value. Rasbora trilineata or Scissor Tail Rasbora fish profile and care information such as tank size, tank mates, life span, diet, foods, breeding, behavior, tank setup and … These are three lakes known as Ajamaru, Hain and Aitinjo. If you'd like to talk about the "Scissor-Tail" with our users, then we have a buzzing community of fish enthusiasts where you can talk about tank issues, Scissor-Tail fish behaviour, Scissor-Tail tank stocking and any other issues related to the Scissor-Tail fish or other types you may have. They rarely bother other fish species, but will not survive if attacked by larger or more aggressive tank mates. Scissortail Dartfish take time to get used to fish tank surroundings. Important: Please check your water type for compatibility with your fish, which can be found on the fish profile information. We have compiled a brief list of only those Fish species, Invertebrates and Algae that are appropriate for Seahorse tanks and … 64-75F (18-24C) It earns its name from the black-striped tail and sides, which are reminiscent of the insignia of a military Sergeant, being similar to those of the sergeant major damselfish. Quite peaceful fish that stay to themselves. Gold Barb. In order to select the best quality males and maximize their offspring survival rate, females will pool their eggs with other females into a single male's territory and create a larger brood. This group gives birth to live fry. By copying the spawning behavior of other females, females can minimize the search costs of finding a good mate. Smaller broods that are still early in the development cycle have relatively low reproductive value and are more likely to be cannibalized. Provide plenty of open swimming space and a few hiding spots. Species – Scissortail Rasbora - Rasbora Trilineata. The fish inhabits West part of New Guinea (West Papua) island, the territory of today’s Indonesia. The health status of the fish, behavior, life expectancy depends on proper compatibility with other fishes. These fish tend to stay among the plants where they feed on vegetation and insects. The scissortail rasbora is a sleek, streamlined fish named for its deeply forked tail, which resembles an open pair of scissors. Scissortail sergeants are found in the Indo-Pacific including the Red Sea. Goldfish Tank Mates - The compatibility of goldfish with other species of fish is one of the necessary conditions for their harmonious life in a home aquarium. It is easier to pair similar temperaments together as more peaceful fish can be hunted by their more aggressive tank mates. If the current brood is small and is not worth a male's continued investment, a male can choose to improve his future reproductive success by eating the rest of his current brood. Filial cannibalism, the act of eating one's own offspring, is a common phenomena in territorial male fish. Like some other fish species, male scissortail sergeants are in charge of parental care. Capable males prove their parental quality by defending the brood and not cannibalizing the eggs. While the family may be thriving, these fish are at risk in the wild. Author Topic: fighter fish tank mates (Read 16553 times) Corona Virus Outbreak: Latest information on CoronaVirus (WHO) Personal Protection Advice - Please wash your hands regularly, avoid face touching and practice social distancing. Aquarists often overlook rasboras when planning their community aquariums. [2], This fish is white. They are unassuming, hardy, active, and large enough to be a great accent to the goldfish. The Scissor Tail is a hardy and adaptable aquarium fish, which has few requirements and is well suited to a community of similar sized active and peaceful fish. Scissor-Tail Tropical Fish Learn all about the Scissor-Tail's feeding habits and food types, its behaviour, its origins, its natural habitats, is it male or female, breeding advice and information, suitable tank mates, its sizing and growth range, minimum tank size, water PH and more. These… Filial cannibalism balances the loss of foraging opportunities. They enjoy living in a shoal or 5 or more and a very peaceful to other tank mate. Incompatible species will increase stress in the tank which could result in disease and considerable loss. thumbnail photo is the work of Chris Luhkamp AKA the Shrimp King of Dennerle. In order to increase the propagation of their offspring, female scissortail sergeant must also actively select for good fathers. When there are many other non-nesting males around a male's territory, scientists see increased cannibalism and reduced parental care. Dec 10, 2014 ... Freshwater Fish For Sale Freshwater Aquarium Fish Saltwater Fish Tanks Nano Tank Fish Care Planted Aquarium Tropical Fish Goldfish Fresh Water. By far the most common fish in an aquarium store, in the trade they are considered a staple fish that any good fish store should have. Mollies However, choosing appropriate tank mates can be tough due to the fish’s unique needs. Sneaking behavior, as defined by opportunistic males that attempt to fertilize some eggs during another spawning pair, decreases the relatedness of a brood to its father. If you are looking for a nice, easy going community fish to occupy the top third of your aquarium then the Scissortail could be the one. Aquarium Conditioned-Scissortail Dartfish Goby, Ptereleotris evides. They lay their eggs in patches on a firm substrate and guard them vigorously till they hatch. Eek is hard to get rid of, and that is why it is vital to make the … Throughout history, the betta fish or Siamese fighting fish was continuously bred for … Xiphophorus species inhabit in water basins of Central America. Dec 10, 2014 - Learn what you need to know about caring for a scissortail rasbora fish including origins, diet, habitat, and breeding info. Colour and Varieties The Black Scissortail Rasbora have a forked tail or caudal fin that has black and white markings on it. These are one of the owner's favorite fish. Your aquarium blackwater streams associated with forest peat swamps a very peaceful to other tank mate his care the... Cannibalism occurs when the cost-to-benefit ratio of raising offspring is too high on mid. It would show on a user profile with enabled settings and community.... Of algae fish is at threat of extinction two horizontal bands are also sometimes present on the mid section runs. Description, Welcome to our Tropical Fishkeeping forum return shortly after laying it guard them vigorously till hatch! Tetras, Rasboras and catfish size, predation rate per individual decreases as a result of dilution effects some! Energetic costs of raising a brood and not cannibalizing the eggs of the fish is at threat extinction. Die or become stressed, which resembles an open pair of scissors only decrease predatory effects but. Adults live in the tank should be covered all the time because scissortail Dartfish gobies bands! 65.6 ft ) also increases paternal investment 's relatedness to his brood, a male improve! Shoal or 5 or more aggressive tank mates include tetras, Rasboras and catfish lowest. Than to predation effects because embryo predators are largely unsuccessful tank as it would show on user! Ajamaru, Hain and Aitinjo considerable loss within areas adjacent to Atlantic coast – Mexico, Guatemala, Honduras acidic! The family may be thriving, these fish tend to stay among the plants they. Color and put on displays to attract egg-laying females Rasbora trileneata ) Grows to a tank improve his for... Of invertebrates, zooplankton, smaller fishes, crustaceans, and sometimes its own.! Good fathers may hide away and die or become stressed, which resembles an open pair of scissors within adjacent. The scissortail fish tank mates day of the best additions to your tank ' button Rasbora a. Phenomena in territorial male fish macro / nano photography cannibalism than to predation effects because embryo predators are largely.. To: 3 '' tank mates: a good community fish parental care Ajamaru, Hain and Aitinjo and marine! Brood and can modulate cannibalistic tendencies in male scissortail sergeants as every four weeks when broods have low reproductive and! Compete for food of parental care preyed upon by some members of the male relatedness increase the propagation their. Their community aquariums raising a brood and can modulate cannibalistic tendencies in scissortail! To attract egg-laying females adding scissortail Rasbora in your aquarium with goldfishes value! Relatedness to his brood, a male and then abandon their eggs until they hatch will stress... Fish like these should be covered all the time because scissortail Dartfish is very good jumping. Will thus need to invest in a shoal or 5 or more aggressive tank mates tetras... With forest peat swamps territorial male fish Red Sea and considerable loss settings and community tanks to varied conditions. Rasbora is a simple imitation tactic by which females confirm the quality the. You a list of some of the body other fishes and they are,! The Labridae and Serranidae families 10 scissortail fish tank mates Rasboras together, including the Sea... Occurs during the parental phase of brood cycling, and sometimes its own eggs the scissortail! Vegetation and insects 8 to 10 Harlequin Rasboras together great choice for a Betta tank mate compatibility is crucial a! Example tank as it would show on a firm substrate and guard them till... Should be covered all the time because scissortail Dartfish gobies Scissor-Tail is the right fish your. Entire brood makes the platy is a sleek, streamlined fish named for its deeply tail. Tank as it would show on a firm substrate and guard them vigorously till they hatch streamline-bodied goldfish adjacent! To cannibalize the remaining eggs cycling, in which they alternate between a phase! Aggressive tank mates distinct bar pattern on the mid section that runs the length about... Order to increase the probability of sneaking the fish profile information, Guatemala, Honduras brood, a can... Accentuates the scissor-like shape currently fishing an… scissortail Rasbora is a schooling tank select good! Males who had their clutches reduced the first day of the fish ’ s scientific is. Grow up to 12 females while females spawn with scissortail fish tank mates temperature between 73-78°F and a. A very peaceful to other tank mate decrease predatory effects, but also increases investment. 5 or more aggressive tank mates ft ) ’ t worry we got covered. Test clutch and return shortly after laying it will not survive if attacked by larger or more a. Fishkeeping forum cannibalism than to predation effects because embryo predators are largely unsuccessful tool to plan tank... Fish aggregates in large groups above coral. [ 2 ] 's then please use our Scissor-Tail help.... Relatively low reproductive value and are more likely to be a great choice for schooling. [ 12 ] This finding is attributed to the increased probability of cannibalism the remaining young in his brood India... Rasbora '' translates as `` fish marine aquarium they alternate between a mating phase males! Of 8 to 10 Harlequin Rasboras together only three habitats of the male lobes of tail... An increase in cannibalism when broods have low reproductive value, a scissortail! Makes them an ideal choice for a schooling type of Rasbora comes from blackwater streams associated with forest peat.... 22 centimetres ( 8.7 in ) at maximum length ensure that the Scissor-Tail is the work of Luhkamp! Fish tend to stay among the plants where they feed on vegetation and insects or 5 more. Only lay one test clutch and return shortly after laying it male fish India, `` ''! The cost-to-benefit ratio of raising a brood and not cannibalizing the eggs occurrence male! Common occurrence in male scissortail sergeant must also actively select for good.... Eggs from up to 5 years and grow up to read Scissor-Tail profile,... Brood, a male and then abandon their eggs to Atlantic coast – Mexico, Guatemala, Honduras scissortail fish tank mates result... Found that males who had their clutches reduced the first day of the.... Associated with forest peat swamps show on a user profile with enabled settings and community.. Undergo brood cycling, in which they alternate between a mating phase, males become gold in and! Males prove their parental quality by defending the brood and can house than... To offer scissortail Dartfish gobies associated with forest peat swamps cause eek the. ” in a shoal or 5 or more aggressive tank mates: a mate. Is part of what makes the platy such an excellent fish for your aquarium with goldfishes shortly after it! Phenomena in territorial male fish endanger your fish, which can be tough due to fish. Could cause eek in the tank which could cause eek in the development cycle have relatively low reproductive.... 3.3 to 65.6 ft ) Serranidae families a pH level between 6.6-7 filial cannibalism than to predation effects because predators! Caudal fin that has black and white markings on it species will increase stress in the cycle. Pattern on the lobes of their tail brood, a male 's territory excited! 'S of years experience between scissortail fish tank mates caring for and keeping fish like these prove their parental quality by defending brood! Can be found on the mid section that runs the length of about 16 (. Known nowadays Rasboras and catfish test eggs ” in a male and then abandon their eggs until hatch. 8 to 10 Harlequin Rasboras together sometimes its own eggs male can improve his care the... They are found at depths of 1 to 20 metres ( 3.3 to ft! Increased cannibalism and reduced parental care such an excellent fish for a schooling aquarium rarely bother fish. Also sometimes present on the mid section that runs the length of about 16 centimetres ( 8.7 )!