CalCOFI.io CalCOFI.io open data ecosystem

Scopelarchus analis

Blackbelly pearleye

Speciesaccepted · checked 2026-08-05WoRMS 126367ITIS 162555GBIF 2401446key worms:126367
i

2026-08-05: itis_id 162555 via WoRMS external link

Scopelarchus analis, the short fin pearleye or blackbelly pearleye, is a species of ray-finned fish that can be found circumglobal in warm waters. It is a member of the Scopelarchus, a genus of pearleyes.W CalCOFI holds 305 observations of it in 2 datasets between 1959 and 2015, as larva.R

305
observations
305
records
305
sampling events
1959–2015
years
2
datasets
larva
life stages
12.6 cm
max length
Photograph of Scopelarchus analis
Photo · Chun, Carl, no known copyright restrictions (public domain) · Public domain · inat

Observed in 2 datasets
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.

  • 301 obs301 events1959–2015larva
    name used: Scopelarchus analis Blackbelly pearleye · code 339
  • 4 obs4 events2011–2012
    name used: Scopelarchus analis · code Scopelarchus analis

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:126367%22

Read from taxa.json of release v2026.10.20, written at release by calcofi4db::build_taxa_catalog(). The catalog's index is /species/.

How big is it 12.6 cm max · flexion 10–13 mm
Blackbelly pearleye12.6 cm
US quarter2.4 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 13 ranks · Biota to Scopelarchus
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, v2026.10.20

Cite the release, v2026.10.20; each dataset's own citation, licence and DOI are on its page. How to cite ↗