Histiobranchus australis
species of fish

Histiobranchus australis, the southern cut-throat eel is an eel in the family Synaphobranchidae (cutthroat eels). It was described by Regan in 1913. It is a marine, deep water-dwelling eel which is known from the southern Atlantic, Indian, and Pacific Ocean. It dwells at a depth range of 950 to 3,001 metres (3,117 to 9,846 ft), and leads a benthic lifestyle. Males can reach a maximum total length of 62.8 centimetres (24.7 in), while females can reach a maximum TL of 67.0 centimetres (26.4 in).
This brief starts where responsible research should: with the source description of “Histiobranchus australis” as species of fish. Everything that follows is an evidence route, not borrowed authority.
Why this record matters
The subject matters to the science & nature register because the source frames it as species of fish. Its deeper value depends on whether names, dates, institutions and citations support that framing.
The date and method of observation matter as much as the stated conclusion, especially where classification or consensus has changed. The source revision retrieved here is dated Jul 29, 2026. The linked authority identifier is Q3486674. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1913.
Current terminology should not be projected backward without checking the classification used when the underlying evidence was created. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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Check terminology, classification and the date of the cited evidence. Scientific names and technical consensus can change while older records retain historical value.
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Questions for further research
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This entry incorporates text from “Histiobranchus australis” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.