Species Profiles
2742 articles- Tail-Spot Corydoras Care GuideCorydoras caudimaculatus is a small cory from the Guaporé River basin in Bolivia and Brazil, marked by a dark blotch on the caudal peduncle.
- Pulcher Corydoras Care GuideCorydoras pulcher is a long-snouted armoured catfish from the Purus River basin in Brazil, kept in peaceful schooling groups.
- Armatus Corydoras Care GuideCorydoras armatus is a long-snouted armoured catfish native to the upper Amazon River basin, kept in peaceful schooling groups.
- Blue Corydoras Care GuideCorydoras nattereri is a hardy cory with a bluish-green sheen, endemic to eastern Brazil from Espírito Santo to Paraná.
- Burgess's Corydoras Care GuideCorydoras burgessi is a black-and-white cory endemic to the upper Rio Negro in Brazil, adapted to soft, acidic blackwater.
- Loreto Corydoras Care GuideCorydoras ortegai is a small panda-patterned cory from the lower Río Putumayo in Peru, named for ichthyologist Hernán Ortega.
- Reticulated Corydoras Care GuideCorydoras reticulatus is a peaceful armoured catfish from the lower Amazon basin in Brazil, recognised by its reticulated body pattern.
- Sychri Corydoras Care GuideCorydoras sychri is a small armoured catfish from the Nanay River basin in Loreto, Peru, kept in peaceful bottom-dwelling groups.
- Miguelito Corydoras (Corydoras virginiae) Care GuideCorydoras virginiae is a peaceful armoured catfish from the Ucayali basin in Peru, with a yellowish body and a striking black mid-stripe.
- Blacktop Corydoras (Corydoras acutus) Care GuideCorydoras acutus is a pointed-snouted armoured catfish from the upper Amazon, with a black-tipped dorsal fin and faint diagonal markings.
- Agassiz's Corydoras (Corydoras agassizii) Care GuideCorydoras agassizii is a peaceful schooling armoured catfish from the Amazon near the Peru-Brazil border, finely spotted with a dark dorsal
- Spotted Corydoras (Corydoras ambiacus) Care GuideCorydoras ambiacus is a peaceful schooling armoured catfish from the upper Amazon, with a densely spotted body and a dark dorsal blotch.
- Pink Corydoras (Corydoras axelrodi) Care GuideCorydoras axelrodi is a peaceful armoured catfish from the Rio Meta basin in Colombia, with a pinkish body and a broken dark midline stripe.
- Fairy Corydoras (Corydoras atropersonatus) Care GuideCorydoras atropersonatus is a small peaceful armoured catfish of the upper Amazon, finely peppered with a dark eye mask.
- David Sands' Corydoras (Corydoras davidsandsi) Care GuideCorydoras davidsandsi is a black-and-white armoured catfish from the Rio Negro basin, similar in pattern to C. metae but with a continuous d
- Smudge-Spot Corydoras (Corydoras similis) Care GuideCorydoras similis is a small peaceful armoured catfish from the Madeira basin, finely peppered with a dark blotch on the caudal peduncle.
- Two-Saddle Corydoras (Corydoras weitzmani) Care GuideCorydoras weitzmani is a Peruvian armoured catfish with two dark saddles, long known only from old specimens until its rediscovery in 2004.
- Duplicate Corydoras (Corydoras duplicareus) Care GuideCorydoras duplicareus is a Rio Negro armoured catfish very similar to C. adolfoi but with a broader black dorsal stripe, suited to soft acid
- Skunk Corydoras (Corydoras arcuatus) Care GuideCorydoras arcuatus is a streamlined armoured catfish of the western Amazon, marked by a single black arched stripe from snout to tail.
- Bluespotted Corydoras (Corydoras melanistius) Care GuideCorydoras melanistius is a hardy armoured catfish from the Guianas and northern Brazil, finely spotted with a dark blotch on the dorsal fin.
- Bandit Corydoras (Corydoras metae) Care GuideCorydoras metae is a peaceful armoured catfish from the Rio Meta basin in Colombia, marked by a black eye-mask and a dark saddle along the b
- Maya Theraps (Wajpamheros nourissati) Care GuideWajpamheros nourissati is a Central American stream cichlid from the Usumacinta basin, reaching about 22 cm and needing strong flow and clea
- Borelli Yellow Head (Apistogramma borellii) Care GuideApistogramma borellii "Yellow Head" is a selectively bred line of a small peaceful South American dwarf cichlid that tolerates cooler water.
- Mesoheros atromaculatus Care GuideMesoheros atromaculatus is a Colombian cichlid with dark flank blotches, a medium-sized substrate-spawning species for soft, warm aquaria.
- Marble Convict Cichlid Care GuideThe Marble Convict is a selectively bred form of the convict cichlid Amatitlania nigrofasciata, a hardy and prolific Central American cichli
- Cockatoo Dwarf Cichlid 'Super Red' Care GuideThe Super Red cockatoo dwarf cichlid is a selectively bred form of Apistogramma cacatuoides, a small Amazonian cave-spawning cichlid.
- Crenicichla sveni Care GuideCrenicichla sveni is a medium-sized pike cichlid from the Orinoco Llanos, a predatory species for spacious soft-water aquaria.
- Andinoacara stalsbergi (Silver Saum) Care GuideAndinoacara stalsbergi, the Silver Saum or white-tail green terror, is a Peruvian cichlid related to the green terror, kept in spacious aqua
- Heckel Severum Care GuideThe Heckel Severum is a wild severum form of the genus Heros from blackwater tributaries, a deep-bodied omnivore for soft, acidic aquaria.
- Wild Tiger Oscar Care GuideThe Wild Tiger Oscar is a wild-type colour form of Astronotus ocellatus, a large, intelligent South American cichlid for big aquaria.
- Vieja zonata Care GuideVieja zonata is a large Mexican cichlid from the Pacific-slope Tehuantepec basin, kept in hard alkaline water in spacious aquaria.
- Paratheraps fenestratus Care GuideParatheraps fenestratus is a large Mexican cichlid, also known as Vieja fenestrata, from Atlantic-slope rivers and lakes of southern Mexico.
- Crenicichla acutirostris Care GuideCrenicichla acutirostris is an Amazonian pike cichlid with an elongated pointed head, a predatory species for large soft-water aquaria.
- Crenicichla marmorata Care GuideCrenicichla marmorata is a large Amazonian pike cichlid, an elongated predatory fish requiring spacious aquaria and well-chosen tankmates.
- Geophagus pellegrini Care GuideGeophagus pellegrini is a Colombian eartheater cichlid that sifts sand for food. A maternal mouthbrooder for soft, warm water aquaria.
- Super Red Spotted Severum Care GuideThe Super Red Spotted Severum is a selectively bred colour form of the severum cichlid (genus Heros), a deep-bodied omnivore for warm aquari
- Heros liberifer Care GuideHeros liberifer is a severum-group cichlid described in 2015 from the Orinoco basin. It is a deep-bodied omnivore for soft, warm aquaria.
- Heros appendiculatus Care GuideHeros appendiculatus is a South American cichlid of the severum group. It is a large, deep-bodied omnivore kept in soft, warm water.
- Tomocichla sieboldii Care GuideTomocichla sieboldii, now placed in Talamancaheros, is a rheophilic cichlid from Pacific-slope rivers of Costa Rica and Panama.
- Tomocichla tuba Care GuideTomocichla tuba is a rheophilic Central American cichlid from fast-flowing Atlantic-slope rivers of Nicaragua, Costa Rica and Panama.
- Wajpamheros nourissati Care GuideWajpamheros nourissati is a substrate-sifting Central American cichlid from the Usumacinta basin of Mexico and Guatemala.
- Theraps coeruleus Care GuideTheraps coeruleus, now placed in Rheoheros, is a current-loving Mexican cichlid from the upper Tulija River in the Usumacinta drainage.
- Theraps wesseli Care GuideTheraps wesseli, now placed in Chortiheros, is a rheophilic Honduran cichlid from fast-flowing Caribbean-slope rivers.
- Bay Snook (Petenia splendida) Care GuidePetenia splendida, the bay snook, is a large piscivorous cichlid with a highly protrusible mouth, from Atlantic-slope waters of Mexico, Guat
- Electric Blue Jack Dempsey Care GuideThe Electric Blue Jack Dempsey is a selectively bred metallic-blue line of Rocio octofasciata, a Central American cichlid from Mexico to Hon
- Nicaragua Cichlid Care GuideHypsophrys nicaraguensis, the Nicaragua cichlid, is a colorful, comparatively peaceful cichlid from Atlantic-slope waters of Nicaragua and C
- Red Terror (Mesoheros festae) Care GuideMesoheros festae, the red terror, is a large, highly aggressive cichlid from Pacific drainages of Ecuador and Peru.
- Three-Spot Cichlid Care GuideCichlasoma trimaculatum, the three-spot cichlid, is a large predatory cichlid from Pacific-slope rivers of Mexico and Central America.
- Mayan Cichlid Care GuideCichlasoma urophthalmus, the Mayan cichlid, is a hardy euryhaline cichlid from Atlantic-slope waters of Mexico to Nicaragua.
- Salvin's Cichlid Care GuideCichlasoma salvini, Salvin's cichlid, is a colorful Central American cichlid from Atlantic-slope rivers of Mexico, Belize and Guatemala.