Hydrobates homochroa
Ashy Storm-Petrel
i
2026-08-05: worms_id 343963 via WoRMS TSN crosswalk (status accepted); itis:174634 deprecated in ITIS -> itis:1255033 (Hydrobates homochroa)
The ashy storm petrel is a small, scarce seabird of the storm petrel family Hydrobatidae. It breeds colonially on islands off the coasts of California and Mexico, and is one of six species of storm petrel that live and feed in the rich California Current system.W CalCOFI holds 171 observations of it in 1 dataset between 1987 and 2022.R
- 171
- observations
- 171
- records
- 171
- sampling events
- 1987–2022
- years
- 1
- datasets
Observed in 1 dataseti
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.
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.
-
name used: Hydrobates homochroa Ashy Storm-Petrel · code
ASSPre-keyed
Ways inExplorerdb-queryERDDAPRPythonThis page as JSON
Code and endpoints ERDDAP · R · Python · JSON
library(calcofi4r) con <- cc_get_db() # the promoted release tbl(con, "obs_bio") |> filter(taxon_key == "itis:1255033")
import calcofi4py as cc
con = cc.cc_get_db()
con.sql("SELECT * FROM obs_bio WHERE taxon_key = 'itis:1255033'").df()Read from taxa.json of release v2026.10.21, written at release by calcofi4db::build_taxa_catalog(). The catalog's index is /species/.
How big is it not on record
Not on record: no authority the fetcher reads carries a length for this taxon.
Lineage 11 ranks · Animalia to Hydrobates
Credits silhouette · text
- Silhouette · T. Michael Keesey · CC BY 4.0 · PhyloPic, drawn from Hydrobates pelagicus · source
- Text · Wikipedia, “Ashy storm petrel” · CC BY-SA 4.0 · revision 1321147842
Elsewhere Wikidata · iNaturalist · GBIF · eBird
The same organism on the services the faces were fetched from; the authorities' own pages are the ids in the head.
Cite the release, v2026.10.21
Cite the release, v2026.10.21; each dataset's own citation, licence and DOI are on its page. How to cite ↗