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Astroblepus
Astroblepus is a genus of freshwater ray-finned fishes belonging to the family Astroblepidae, the climbing catfishes or naked sucker-mouth catfishes. This genus is the only genus in its family. These catfishes are primarily found in torrential streams in the Andean area. Astroblepus pholeter and A. riberae are troglobites adapted to living in subterranean water systems. These species are typically small, less than 10 cm (4 in). The largest species reaches 30 cm (1 ft). These fish have suckermouths like those of loricariids. They have two pairs of barbels, maxillary and nasal. The dorsal fin spine lacks a locking mechanism. These fish also have odontodes, tiny teeth on their skin. All species exhibit a conical, pointy type on their fin rays like that found in other loricarioids; other species also exhibit a blunt type that is only found on their skin.
Some of these fish are able to live in high altitude and climb the faces of waterfalls. Their climbing ability comes from specially developed pelvic fins, as well as their suckermouths. In their Neotropical Andean habitat, dry and wet seasons are quite extreme, and odontodes may help in sensing food, mates and water flow, as well as help cling to surfaces. They feed upon invertebrates, such as caterpillars and annelids.
60 branches of this genus, most-observed first · about 82 known species

Astroblepus dux
speciesAstroblepus dux

Esmeralda's climbing catfish
speciesAstroblepus cyclopus

Caldas Climbing Catfish
speciesAstroblepus trifasciatus

Andean Catfish
speciesAstroblepus ubidiai

broadhead climbing catfish
speciesAstroblepus brachycephalus

Palace climbing catfish
speciesAstroblepus grixalvii

Chimborazo climbing catfish
speciesAstroblepus chimborazoi

Mindo climbing catfish
speciesAstroblepus mindoensis

Apurimac climbing catfish
speciesAstroblepus sabalo

Chota climbing catfish
speciesAstroblepus chotae

Astroblepus mojicai
speciesAstroblepus mojicai

Jumandi climbing catfish
speciesAstroblepus pholeter

Taczanowski's climbing catfish
speciesAstroblepus taczanowskii

Canelos climbing catfish
speciesAstroblepus boulengeri
Boquia climbing catfish
speciesAstroblepus chapmani

St. Augustin climbing catfish
speciesAstroblepus marmoratus
Astroblepus acostai
speciesAstroblepus acostai
Astroblepus ardiladuartei
speciesAstroblepus ardiladuartei
Astroblepus bellezaensis
speciesAstroblepus bellezaensis
Astroblepus itae
speciesAstroblepus itae
Astroblepus nettoferreirai
speciesAstroblepus nettoferreirai
Astroblepus ortegai
speciesAstroblepus ortegai
Astroblepus putumayoensis
speciesAstroblepus putumayoensis
Astroblepus quispei
speciesAstroblepus quispei
Santander climbing catfish
speciesAstroblepus ardilai
Astroblepus rivasae
speciesAstroblepus rivasae
Astroblepus huallagaensis
speciesAstroblepus huallagaensis
Astroblepus hidalgoi
speciesAstroblepus hidalgoi
Astroblepus floridaensis
speciesAstroblepus floridaensis
Astroblepus cajamarcaensis
speciesAstroblepus cajamarcaensis
Astroblepus tamboensis
speciesAstroblepus tamboensis
Astroblepus moyanensis
speciesAstroblepus moyanensis
Astroblepus chinchaoensis
speciesAstroblepus chinchaoensis
Astroblepus floridablancaensis
speciesAstroblepus floridablancaensis
Astroblepus onzagaensis
speciesAstroblepus onzagaensis
Astroblepus curitiensis
speciesAstroblepus curitiensis
Astroblepus pradai
speciesAstroblepus pradai
Astroblepus verai
speciesAstroblepus verai
Astroblepus mendezi
speciesAstroblepus mendezi
Cordoba climbing catfish
speciesAstroblepus martinezi
Calles climbing catfish
speciesAstroblepus jimenezae
Guapota climbing catfish
speciesAstroblepus santanderensis
Regan's Jimenez climbing catfish
speciesAstroblepus retropinnus
Mantaro climbing catfish
speciesAstroblepus praeliorum
Ninabamba climbing catfish
speciesAstroblepus riberae
Atrato climbing catfish
speciesAstroblepus rengifoi
Cariyacu climbing catfish
speciesAstroblepus regani
Rose's climbing catfish
speciesAstroblepus rosei
Huaras climbing catfish
speciesAstroblepus simonsii
Pearson's climbing catfish
speciesAstroblepus supramollis
Cayendelet climbing catfish
speciesAstroblepus theresiae
Titicaca climbing catfish
speciesAstroblepus stuebeli

Eigenmann's Caldas climbing catfish
speciesAstroblepus unifasciatus
Huamani climbing catfish
speciesAstroblepus vaillanti
Whymper's climbing catfish
speciesAstroblepus whymperi
ventralis climbing catfish
speciesAstroblepus ventralis
Tarma climbing catfish
speciesAstroblepus vanceae
Orteguasa climbing catfish
speciesAstroblepus caquetae
Gualaquiza climbing catfish
speciesAstroblepus festae
Regan's climbing catfish
speciesAstroblepus fissidens
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
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In the stacks
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Every page naming Astroblepus in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 86698.