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Species · accepted · checked 2026-08-05

Isopsetta isolepis

Butter sole

WoRMS 281189ITIS 172919GBIF 2409202key worms:281189
i

2026-08-05: itis_id 172919 via WoRMS external link

Silhouette · Birgit Lang · CC BY 3.0 · PhyloPic, drawn from Pleuronectes platessa
Butter sole55 cm
bongo net ring71 cm

max · worms_attribute

Isopsetta isolepis
Photo · California. Dept. of Fish and Game; California. Fish and Game Commission; California. Division of Fish and Game · Public domain · commons

The butter sole is an edible flatfish of the family Pleuronectidae. It is a demersal fish that lives on soft, silty bottoms in temperate waters at depths between 20 and 425 m.W CalCOFI holds 21 observations of it in 1 dataset between 1958 and 2015, as larva.R

21
observations
21
records
21
sampling events
1958–2015
years
1
datasets
larva
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 21 obs · 21 events · 1958–2015 · larva
    name used: Isopsetta isolepis Butter sole · code 962

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:281189%22