CalCOFI.io CalCOFI.io open data ecosystem

Achirus mazatlanus

Pacific lined sole

Speciesaccepted · checked 2026-08-05WoRMS 279494ITIS 172989GBIF 2408227key worms:279494
i

2026-08-05: itis_id 172989 via WoRMS external link

Achirus mazatlanus, the Mazatlan sole or Pacific lined sole, is a sole of the family Achiridae native to the eastern Pacific from northern Baja California and the Gulf of California to northernmost Peru. This demersal species can grow up to 22.5 cm (8.9 in).W CalCOFI holds 1 observations of it in 1 dataset between 1965 and 1965, as larva.R

1
observations
1
records
1
sampling events
1965
years
1
datasets
larva
life stages
20 cm
max length
Photograph of Achirus mazatlanus
Photo · D Ross Robertson, no known copyright restrictions (public domain) · Public domain · inat

Observed in 1 dataset
i

One row per dataset, and beside it 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.

  • 1 obs1 events1965larva
    name used: Achirus mazatlanus Pacific lined sole · code 969

Ways inExplorerdb-queryERDDAPRPythonThis page as JSON

Code and endpoints ERDDAP · R · Python · JSON
ERDDAPCalCOFI's own server, the Ichthyoplankton table constrained to this taxon
https://erddap.calcofi.io/erddap/tabledap/swfsc_ichthyo.html?&taxon_key=%22worms:279494%22

Read from taxa.json of release v2026.10.19, written at release by calcofi4db::build_taxa_catalog(). The catalog's index is /species/.

How big is it 20 cm max
Pacific lined sole20 cm
bongo net ring71 cm

max · worms_attribute

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.

Life stages larva
  • Ichthyoplankton larva

The stages each dataset records for it, from the release's obs_bio.life_stage. Their lengths are under How big is it.

Lineage 12 ranks · Biota to Achirus
Credits silhouette · photo · text · length
Elsewhere Wikidata · iNaturalist · FishBase

WikidataiNaturalistFishBase

The same organism on the services the faces were fetched from; the authorities' own pages are the ids in the head.

Cite the release, v2026.10.19

Cite the release, v2026.10.19; each dataset's own citation, licence and DOI are on its page. How to cite ↗