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Species · accepted · checked 2026-08-05

Alepocephalus tenebrosus

California slickhead

WoRMS 272849ITIS 162316GBIF 5214405key worms:272849
i

2026-08-05: itis_id 162316 via WoRMS external link

Silhouette · T. Michael Keesey · Public Domain Mark · PhyloPic, drawn from Alepocephalus productus
California slickhead61 cm
bongo net ring71 cm

max · worms_attribute

California slickhead (Alepocephalus tenebrosus) on the Davidson Seamount at 1551 meters depth.
Photo · NOAA/MBARI · Public domain · commons

CalCOFI holds 1 observations of it in 1 dataset between 2010 and 2010.R

1
observations
1
records
1
sampling events
2010
years
1
datasets

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.

  • Mesopelagic Fish 1 obs · 1 events · 2010
    name used: Alepocephalus tenebrosus · code Alepocephalus tenebrosus

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 Mesopelagic Fish table constrained to this taxon
https://erddap.calcofi.io/erddap/tabledap/sio_mesopelagic-fish.html?&taxon_key=%22worms:272849%22