CalCOFI.io CalCOFI.io open data ecosystem
Genus · accepted · checked 2026-09-04

Nitzschia

WoRMS 149045ITIS 5070key worms:149045
i

2026-09-04: itis_id 5070 via WoRMS external link

Silhouette · Matthew Crook · CC BY-SA 3.0 · PhyloPic, drawn from Nitzschia sigmoidea

Size · not on record: no authority the fetcher reads carries a length for this taxon (a genus page could show the range of its species).

Photograph of Nitzschia
Photo · zookanthos · CC BY 4.0 · inat

Nitzschia is a common pennate marine and freshwater diatom. In the scientific literature, this genus, named after Christian Ludwig Nitzsch, is sometimes referred to incorrectly as Nitzchia, and it has many species described, which all have a similar morphology.W CalCOFI holds 1,433 observations of it in 1 dataset, across 8 taxa under it.R

1,433
observations
5,473
records
1
datasets
8
species under it

Observed in

Nothing is keyed to this taxon directly — every observation under it belongs to one of the taxa below.

Under it · 8 taxa

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
R
library(calcofi4r)
con <- cc_get_db()                      # the promoted release
tbl(con, "obs_bio") |> filter(taxon_key == "worms:149045")