CalCOFI.io CalCOFI.io open data ecosystem
Species · accepted · checked 2026-08-05

Paralichthys californicus

California halibut

WoRMS 275809ITIS 172743GBIF 2408903key worms:275809
i

2026-08-05: itis_id 172743 via WoRMS external link

Silhouette · Nick Schooler · Public Domain Mark · PhyloPic, drawn from Paralichthys californicus
California halibut1.5 m
a person1.7 m

max · worms_attribute

Photograph of Paralichthys californicus
Photo · Mike Carr · CC BY 4.0 · inat

The California halibut or California flounder is a large-tooth flounder native to the waters of the Pacific Coast of North America from the Quillayute River in Washington to Magdalena Bay in Baja California Sur.W CalCOFI holds 1,660 observations of it in 1 dataset between 1951 and 2022, as larva and egg.R

1,660
observations
1,660
records
1,637
sampling events
1951–2022
years
1
datasets
larva · egg
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 1,660 obs · 1,637 events · 1951–2022 · larva · egg
    name used: Paralichthys californicus California halibut · code 932

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:275809%22