Species Profiles
2742 articles- Penang Betta (Betta pugnax) Care GuideBetta pugnax is a robust mouthbrooding wild betta from Malayan streams, larger than most wild bettas and tolerant of varied water.
- Painted Betta (Betta picta) Care GuideBetta picta is a mouthbrooding wild betta from highland streams of Java, kept in soft to slightly hard, gently flowing water.
- Brunei Beauty (Betta macrostoma) Care GuideBetta macrostoma is a large mouthbrooding wild betta endemic to Brunei and northern Sarawak, kept in cool, soft, acidic water.
- Foersch's Betta (Betta foerschi) Care GuideBetta foerschi is a mouthbrooding wild betta endemic to southern Borneo, kept in soft, acidic forest-stream water.
- Cherry Betta (Betta coccina) Care GuideBetta coccina is a small bubble-nesting wild betta from peat-swamp forests of Sumatra and Peninsular Malaysia, needing soft, acidic blackwat
- Snakehead Betta (Betta channoides) Care GuideBetta channoides is a small mouthbrooding wild betta endemic to the Mahakam basin of eastern Borneo, kept in soft, acidic blackwater setups.
- Betta brownorum Care GuideBetta brownorum is a tiny bubble-nesting wild betta of the Betta coccina complex from peat swamp forests of Borneo.
- Betta albimarginata Care GuideBetta albimarginata is a small mouthbrooding wild betta from blackwater forest streams of East Kalimantan, Borneo.
- Bekko Koi Care GuideBekko is a koi variety with a solid white, red or yellow body marked by black sumi, bred from the common carp Cyprinus carpio.
- Austrofundulus limnaeus Care GuideAustrofundulus limnaeus is an annual killifish from Venezuelan pools, famous for embryos that survive desiccation and total anoxia.
- Rubescens Peacock Care GuideThe Rubescens Peacock is a captive red line-bred Aulonocara strain derived from Lake Malawi peacock cichlids.
- Dragon Blood Peacock Care GuideThe Dragon Blood Peacock is a captive line-bred Aulonocara colour strain derived from peacock cichlids of Lake Malawi.
- Auchenipterus nuchalis Care GuideAuchenipterus nuchalis is a free-swimming South American driftwood catfish active near the surface at dusk and at night.
- Atlantic Molly Care GuideThe Atlantic molly (Poecilia mexicana) is a hardy Central American livebearer tolerant of fresh, brackish and even hypersaline water.
- Astyanax fasciatus Care GuideAstyanax fasciatus is a hardy, silvery tetra ranging from Mexico to Argentina, tolerant of cooler temperatures than most characins.
- Astyanax bimaculatus Care GuideAstyanax bimaculatus is a hardy, widespread South American tetra named for the dark spots on its shoulder and caudal base.
- Aspidoras spilotus Care GuideAspidoras spilotus is a small armoured catfish from coastal rivers of Ceara, Brazil, kept as a peaceful schooling species on soft sand.
- Aspidoras pauciradiatus Care GuideAspidoras pauciradiatus, the sixray or false corydoras, is a tiny armoured catfish from the upper Araguaia basin of Brazil, kept in groups.
- Aspidoras lakoi Care GuideAspidoras lakoi is a small Brazilian armoured catfish of the upper Parana basin, a peaceful schooling species for soft-sand aquaria.
- Aspidoras fuscoguttatus Care GuideAspidoras fuscoguttatus is a small armoured catfish from the upper Parana basin of Brazil, kept in groups on soft sand substrate.
- Asagi Koi Care GuideAsagi is one of the original koi varieties of Cyprinus carpio, recognised by a blue-grey netted back and red markings on the flanks and chee
- Apolemichthys xanthurus Care GuideApolemichthys xanthurus is a cream-coloured Indian Ocean marine angelfish with a yellow tail, considered one of the hardier angelfishes in c
- Apolemichthys xanthotis Care GuideApolemichthys xanthotis is a white-bodied marine angelfish of the Red Sea and northwestern Indian Ocean, feeding largely on sponges and bent
- Apolemichthys trimaculatus Care GuideApolemichthys trimaculatus is a yellow Indo-Pacific marine angelfish that feeds heavily on sponges and tunicates, making it demanding to kee
- Apistogramma wapisana Care GuideApistogramma wapisana is a small dwarf cichlid from northern Brazil, described in 2006, that lives in soft, acidic leaf-litter streams.
- Apistogramma viejita Care GuideApistogramma viejita is a small Colombian dwarf cichlid from the upper Meta basin of the Orinoco system, kept in soft, acidic water.
- Putumayo Apisto (Apistogramma sp. "Putumayo") Care GuideApistogramma sp. "Putumayo" is an undescribed dwarf cichlid from the Putumayo river on the Colombia-Peru border, kept under a trade designat
- Pebas Apisto (Apistogramma sp. "Pebas") Care GuideApistogramma sp. "Pebas" is an undescribed Peruvian dwarf cichlid from the Pebas region, kept under a trade designation.
- Mamore Apisto (Apistogramma sp. "Mamore") Care GuideApistogramma sp. "Mamore" is an undescribed Bolivian dwarf cichlid associated with the Mamore river drainage, kept under a trade designation
- Galaxy Apisto (Apistogramma sp. "Galaxy") Care GuideApistogramma sp. "Galaxy" is an undescribed dwarf cichlid kept in the aquarium hobby under a trade designation.
- D39 Rotpunkt Apisto (Apistogramma sp. "D39 Rotpunkt") Care GuideApistogramma sp. "D39 Rotpunkt" is an undescribed dwarf cichlid in the Apistogramma regani group, kept under a trade designation.
- Velifera Apisto (Apistogramma velifera) Care GuideApistogramma velifera is a dwarf cichlid from the Orinoco basin of Venezuela, described by Staeck in 2003 and assessed as Vulnerable by the
- Urteagai Apisto (Apistogramma urteagai) Care GuideApistogramma urteagai is a dwarf cichlid from small streams and swamps of the Madre de Dios basin in Peru, described by Kullander in 1986.
- Red-Lined Apisto (Apistogramma rubrolineata) Care GuideApistogramma rubrolineata is a blackwater dwarf cichlid known only from the Rio Manuripi in Bolivia, described in 2002.
- Rositae Apisto (Apistogramma rositae) Care GuideApistogramma rositae is a small dwarf cichlid from forest streams of northwestern Peru, described in 2006 and currently Data Deficient on th
- Pulchra Apisto (Apistogramma pulchra) Care GuideApistogramma pulchra is a small carnivorous dwarf cichlid from the Madeira River basin in Brazil, described by Kullander in 1980.
- Payaminonis Apisto (Apistogramma payaminonis) Care GuideApistogramma payaminonis is an Ecuadorian dwarf cichlid from the Payamino River basin, kept in soft, acidic blackwater.
- Panduro's Apisto (Apistogramma panduro) Care GuideApistogramma panduro is a Peruvian dwarf cichlid from the Rio Ucayali drainage that forms monogamous pairs and needs soft, acidic water.
- Norbert's Apisto (Apistogramma norberti) Care GuideApistogramma norberti is a Peruvian dwarf cichlid from jungle streams near Iquitos, kept in soft, acidic water.
- Nijssen's Apisto (Apistogramma nijsseni) Care GuideApistogramma nijsseni is a Peruvian blackwater dwarf cichlid from Ucayali tributaries that forms pair bonds and needs soft, acidic water.
- Macmaster's Apisto (Apistogramma macmasteri) Care GuideApistogramma macmasteri is a Colombian dwarf cichlid from the upper Meta River system, kept in soft, slightly acidic water.
- Iniridae Apisto (Apistogramma iniridae) Care GuideApistogramma iniridae is a Colombian blackwater dwarf cichlid restricted to the Inirida River basin and listed as Vulnerable by IUCN.
- Hongsloi Apisto (Apistogramma hongsloi) Care GuideApistogramma hongsloi is a Colombian and Venezuelan dwarf cichlid from the Orinoco basin, tolerant of a wide range of conditions.
- Gibbiceps Apisto (Apistogramma gibbiceps) Care GuideApistogramma gibbiceps is a dwarf cichlid from the Branco and middle Negro basins in Brazil, kept in soft, acidic blackwater.
- Elizabeth's Apisto (Apistogramma elizabethae) Care GuideApistogramma elizabethae is a blackwater dwarf cichlid from the upper rio Negro system in Brazil, requiring very soft, acidic water.
- Caete Apisto (Apistogramma caetei) Care GuideA small Brazilian dwarf cichlid from the Caete and Apeu rivers in Para; a cave-spawning species that breeds in harems.
- Cockatoo Cichlid "Orange Flash" (Apistogramma cacatuoides) Care GuideA hardy, widely bred Amazonian dwarf cichlid; "Orange Flash" is a selectively bred colour strain of Apistogramma cacatuoides.
- Umbrella Cichlid "Opal" (Apistogramma borellii) Care GuideA peaceful southern dwarf cichlid that tolerates cooler water; the Opal form is a bred colour strain of Apistogramma borellii.
- Two-Striped Apisto (Apistogramma bitaeniata) Care GuideA slender Amazonian dwarf cichlid of blackwater rivers, with males showing extended dorsal rays; prefers soft, acidic water.
- Inca Dwarf Cichlid (Apistogramma baenschi) Care GuideA Peruvian dwarf cichlid of the nijsseni group, from cool, soft, acidic forest streams; needs very soft water for breeding.