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  • Astroblepus cyclopus
  • Astroblepus cyclopus
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Scientific Name Astroblepus cyclopus    (Humboldt, 1805)
Common Name Vulkanmalle (Denmark)
Type Locality Subterranian waters in Andes of Quito (basin of Río Esmeraldas), Ecuador.
Synonym(s) Arges cyclopum, Astroblepus humboldti, Cyclopium cyclopum, Cyclopium humboldtii, Pimelodus cyclopum, Stygogenes cyclopum, Stygogenes humboldti
Pronunciation ass tro bleh puss
Etymology Astroblepus: From the Greek aster, meaning star and and blepos, meaning to look (literally, a star gazer); in reference to the dorsally placed eyes of the fish. 
Hop to next section Species Information
Size 30mm or 1.2" SL. Find near, nearer or same sized spp.
Hop to next section Habitat Information
Distribution South America: Esmeraldas River and Pacific coastal drainages of Ecuador.
Ecuador Pacific Coast Rivers (click on these areas to find other species found there)
Ecuador Pacific Coast Rivers, Esmeraldas (click on these areas to find other species found there)

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IUCN Red List Category
Least Concern
, range map and more is available on the IUCN species page. Last assessed 2014.
Hop to next section Husbandry Information
Breeding Unreported in the aquarium. Males possess an elongate urogenital papilla which functions as an intermittent organ for insemination (separate from the anal fin). Females have been found with sperm cells in their ovaries, but internal fertilisation has not been documented. The timing and mechanism of fertilisation is unknown.
Breeding Reports There is no breeding report.
Hop to next section Further Information
Reference Voyage de Humboldt et Bonpland v. 1 (Title page 1811), pp 24, Pl. 6.
Registered Keepers There is no registered keeper.
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There is no wish to keep this species.
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There is no record of this fish being seen.
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Last Update 2025 Jan 01 12:34 (species record created: 2015 Jul 29 21:14)