Species Profiles
2742 articles- Bandtail Tetra Care GuideMoenkhausia dichroura is a hardy silvery South American tetra of the Amazon, Paraguay and Orinoco basins.
- Three-Spot Damsel Care GuideDascyllus trimaculatus is a hardy Indo-Pacific damselfish whose juveniles shelter in anemones and whose adults become strongly aggressive.
- Reticulated Dascyllus Care GuideDascyllus reticulatus is a small Indo-Pacific damselfish that schools as a juvenile and becomes territorial with age.
- Black-Tail Dascyllus Care GuideDascyllus melanurus is a Western Pacific damselfish resembling D. aruanus but with a fourth black bar on the tail; territorial and aggressiv
- Three-Stripe Damsel Care GuideDascyllus aruanus is an Indo-Pacific damselfish with a white body crossed by three black bars, schooling above branching corals but becoming
- Hawaiian Dascyllus Care GuideDascyllus albisella is a damselfish endemic to the Hawaiian Islands and Johnston Island, with dark juveniles bearing a white side spot and g
- Dalmatian Molly Care GuideThe Dalmatian molly is an aquarium colour form of Poecilia sphenops, a hardy livebearer from Mexico and Central America with a white body an
- Argentine Pearl Killifish Care GuideAustrolebias nigripinnis is an annual killifish of the lower Parana and Uruguay basins, formerly Cynolebias nigripinnis, with dark males dot
- Argentine Pearlfish Care GuideAustrolebias bellottii is an annual killifish of the lower Parana and Uruguay basins, formerly known as Cynolebias bellottii, living in seas
- Silver Tetra Care GuideCtenobrycon spilurus is a tall silvery characin from the Orinoco basin and Guianas, an active schooling fish resembling a small silver dolla
- Blue-Eyed Cichlid Care GuideCryptoheros spilurus is a Central American cichlid of the Atlantic slope from Belize to Nicaragua, related to the convict cichlid but smalle
- T-Bar Cichlid Care GuideCryptoheros sajica is a Central American dwarf cichlid from the Pacific slope of Costa Rica, named for a T-shaped dark mark on its flank.
- Yellow Convict Care GuideCryptoheros nanoluteus is a dwarf Panamanian cichlid, one of the smallest Central American cichlids, related to the convicts.
- Cutter's Cichlid Care GuideCryptoheros cutteri is a small Central American cichlid from Honduras and Guatemala, related to the convict but easier to keep.
- Saddled Watchman Goby Care GuideCryptocentrus leucostictus is a Western Pacific marine shrimp goby that shares a burrow with symbiotic alpheid pistol shrimp.
- Hardhead Pike Cichlid Care GuideCrenicichla saxatilis, the ringtail pike cichlid, is a predatory species widespread in northern South America, reaching about 20 cm.
- Menezes Pike Cichlid Care GuideCrenicichla menezesi is a medium-sized pike cichlid from rivers of northeastern Brazil, reaching about 19 cm.
- Lugubris Pike Cichlid Care GuideCrenicichla lugubris, the spottail pike cichlid, is a large predator of the Amazon and Guiana drainages, reaching about 33 cm.
- Lenticular Pike Cichlid Care GuideCrenicichla lenticulata is a large predatory pike cichlid from the Rio Negro blackwater system, reaching about 30 cm.
- Johanna's Pike Cichlid Care GuideCrenicichla johanna is a widespread predatory pike cichlid of the Amazon and Orinoco basins, reaching around 28 cm.
- Belt Pike Cichlid Care GuideCrenicichla cincta is a predatory pike cichlid of the Amazon basin in Brazil, Peru and Ecuador, requiring large aquariums.
- Costa's Tetra Care GuideMoenkhausia costae is a small schooling characin from the Sao Francisco and Itapicuru rivers of Brazil, reaching about 7 cm.
- Black-Band Corydoras Care GuideCorydoras zygatus, the black band catfish, is a peaceful armored catfish from the western Amazon basin in South America.
- Xingu Corydoras Care GuideCorydoras xinguensis is a small black-and-white armored catfish from the upper Xingu River basin in Brazil.
- Tukano Corydoras Care GuideCorydoras tukano is a small armored catfish from the Rio Tiquie in the upper rio Negro basin of Brazil, marked with three dark blotches.
- Surinam Corydoras Care GuideCorydoras surinamensis is a peaceful armored catfish from the Coppename River basin in Suriname.
- Corydoras spectabilis Care GuideCorydoras spectabilis, the millennium cory, is an armored catfish endemic to the Guapore River basin in Brazil.
- Corydoras solox Care GuideCorydoras solox is a peaceful armored catfish from the Oyapock River basin and coastal drainages of French Guiana.
- Corydoras simulatus Care GuideCorydoras simulatus is a peaceful armored catfish from the upper rio Meta watershed in Colombia, closely resembling several similarly marked
- Corydoras semiaquilus Care GuideCorydoras semiaquilus, the Peru black cory, is a long-snouted armored catfish from the western Amazon basin in South America.
- Schwartz's Corydoras Care GuideCorydoras schwartzi is a peaceful patterned armored catfish endemic to the Rio Purus drainage in Brazil, often misidentified in the aquarium
- Robust Corydoras Care GuideCorydoras robustus is a peaceful armored catfish endemic to the Rio Purus drainage in Brazil and one of the larger Corydoras species.
- Banner-Tail Corydoras Care GuideCorydoras robineae, the banner-tail or flagtail cory, is a peaceful catfish from the upper Rio Negro with bold horizontal stripes on the tai
- Rust Corydoras Care GuideCorydoras rabauti, the rust or rusty cory, is a peaceful catfish from the upper Amazon with a rusty-orange body and a dark dorsal band.
- Spotfin Corydoras Care GuideCorydoras punctatus is a peaceful armored catfish from the Suriname and Iracoubo basins, the original species of a widely confused group.
- Many-Spotted Corydoras Care GuideCorydoras polystictus is a small peaceful catfish from the upper Paraguay River basin, covered in numerous tiny dark spots.
- Bonehead Cory Care GuideCorydoras osteocarus, the bonehead or pepper cory, is a small peaceful catfish from the Orinoco basin and coastal rivers of Suriname.
- Orphan Corydoras Care GuideCorydoras orphnopterus is a peaceful armored catfish from the Pastaza River basin in Ecuador, uncommon in the aquarium hobby.
- Hognosed Brochis Care GuideCorydoras multiradiatus, the hognosed brochis, is a robust long-snouted catfish from the western Amazon with many soft dorsal-fin rays.
- False Bandit Corydoras Care GuideCorydoras melini is a peaceful armored catfish from the rios Negro, Caquetá and Orinoco, marked by a diagonal black band running into the ta
- Loretoensis Corydoras Care GuideCorydoras loretoensis is a small peaceful catfish from the upper Amazon in Peru, kept in groups on fine sand in soft, slightly acidic water.
- Leopard Corydoras Care GuideCorydoras leopardus is a peaceful armored catfish from the western Amazon basin, often confused with the three-lined cory but with a longer
- Kane's Corydoras Care GuideCorydoras kanei is a small armoured catfish of the rio Negro basin in Brazil, kept in peaceful soft-water community aquaria.
- Incolicana Corydoras Care GuideCorydoras incolicana is an armoured catfish of the rio Icana in the upper rio Negro basin, requiring soft, acidic blackwater conditions.
- Imitator Corydoras Care GuideCorydoras imitator is a long-snouted armoured catfish of the upper rio Negro, requiring soft, acidic blackwater conditions.
- Mosaic Corydoras Care GuideCorydoras haraldschultzi is an armoured catfish of the rio Guapore, often confused with C. sterbai but showing dark markings on a light body
- Guapore Corydoras Care GuideCorydoras guapore is an armoured catfish endemic to the rio Guapore of Bolivia and Brazil, noted for spending much time swimming in mid-wate
- Slender Corydoras Care GuideCorydoras gracilis is a dwarf armoured catfish from the central Amazon basin of Brazil, suited to small soft-water aquaria.
- Gosse's Corydoras Care GuideCorydoras gossei is an armoured catfish from the rio Mamore basin of Brazil and Bolivia, kept in peaceful soft-water community aquaria.
- Gomez's Corydoras Care GuideCorydoras gomezi is a small armoured catfish from the western Amazon where Brazil, Colombia and Peru meet, kept in peaceful soft-water aquar