{{Short description|Species of fish}} {{Speciesbox | status = LC | status_system = IUCN3.1 | status_ref = <ref name = iucn>{{cite iucn |author=Lyons, T.J. |year=2021 |title=''Astroblepus simonsii'' |article-number=e.T66600035A176667597 |doi=10.2305/IUCN.UK.2021-3.RLTS.T66600035A176667597.en |access-date=18 December 2025}}</ref> | taxon = Astroblepus simonsii | authority = (Regan, 1904)<ref name = "Cof genus">{{Cof genus|genus=Astroblepus|access-date=17 December 2025}}</ref> | synonyms = * ''Arges simonsii'' <small>Regan, 1904</small> | synonyms_ref = <ref name = "Cof genus"/> }}
'''''Astroblepus simonsii''''' is a species of freshwater ray-finned fish belonging to the family Astroblepidae, the climbing catfishes.<ref name = "Cof genus"/> This catfish is found in the Pacific slope drainages of Ecuador and Peru.<ref name = iucn/> This species attains a maximum standard length of {{cvt|8|cm}}.<ref name = Fishbase>{{FishBase|Astroblepus|simonsii|month=April|year=2025}}</ref>
The specific name honors the American natural history collector in South America, Perry O. Simons, who collected the holotype. Later his guide murdered him while crossing the Andes of Argentina, presumably for his money and gear.<ref>{{cite journal|doi=10.1111/j.1096-3642.1904.tb00040.x|title=III. A Monograph of the Fishes of the Family Loricariidae|journal=The Transactions of the Zoological Society of London|volume=17|issue=3|page=317|year=1904|last1=Regan|first1=C. Tate|url=https://biodiversitylibrary.org/page/13673180}}</ref><ref name = ETYFish>{{cite web | url = https://etyfish.org/astroblepidae/ | title = Family ASTROBLEPIDAE Bleeker 1862 (Climbing Catfishes) | access-date= 18 December 2025 | author = Christopher Scharpf | work = The ETYFish Project Fish Name Etymology Database | publisher = Christopher Scharpf | date = 8 December 2025}}</ref>
==References== {{Reflist}}
==Bibliography== *Eschmeyer, William N., ed. 1998. ''Catalog of Fishes''. Special Publication of the Center for Biodiversity Research and Information, num. 1, vol. 1–3. California Academy of Sciences. San Francisco, California, United States. 2905. {{ISBN|0-940228-47-5}}.
{{Taxonbar|from=Q5574593}}
simonsii Category:Taxa named by Charles Tate Regan Category:Fish described in 1904 Category:Freshwater fish of Peru Category:Catfish of South America
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