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Species · accepted · checked 2026-08-05

Gonatus onyx

Clawed armhook squid

WoRMS 341859ITIS 82425GBIF 2290071key worms:341859
i

2026-08-05: itis_id 82425 via WoRMS external link

Silhouette · Margot Michaud · CC0 1.0 · PhyloPic, drawn from Histioteuthis heteropsis
Clawed armhook squid15 cm
bongo net ring71 cm

max · sealifebase

Clawed armhook squid (Gonatus onyx) on the Davidson Seamount at 1328 meters depth.
Photo · NOAA/MBARI · Public domain · commons

Gonatus onyx is in the class Cephalopoda and in the phylum Mollusca. It is also known as the clawed arm hook squid or the black-eyed squid.W CalCOFI holds 29 observations of it in 1 dataset between 2008 and 2022, as invert.R

29
observations
29
records
29
sampling events
2008–2022
years
1
datasets
invert
life stages

Observed in
i

One row per dataset, one cell per year, darker with more observations — the same strip the front door draws per dataset. Each row ends with the name that dataset uses (dataset_taxon); the accepted name is written once, in the title above. A quiet pill marks a name the authority does not accept.

  • Ichthyoplankton 29 obs · 29 events · 2008–2022 · invert
    name used: Gonatus onyx Clawed armhook squid · code 9631

How big is it
i

Every mark is a measured length with its own source — hover one to read it. The reference objects are _data/size_reference.csv: two of them, the 505 µm bongo mesh and the net's ring, are CalCOFI's own sampling gear.

Ways in
i

Read from taxa.json of release v2026.09.11, written at release by calcofi4db::build_taxa_catalog(). The catalog's index is /species/.

Explorerdb-query
ERDDAPCalCOFI's own server, the Ichthyoplankton table constrained to this taxon
https://erddap.calcofi.io/erddap/tabledap/swfsc_ichthyo.html?&taxon_key=%22worms:341859%22