Black Feather Star

Comatella nigra

Other invertebrates
IUCN: Not evaluated

Usual depth11–51 m
Water temperature22–29 °C
Best monthsFebruary, April, and December
How commonRare

All species

Photo credit: (c) © Anne Hoggett, some rights reserved (CC BY) · CC BY · iNaturalist

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

January: 5 records
February: 19 records
March: 5 records
April: 14 records
May: 8 records
June: 1 records
July: 0 records
August: 3 records
September: 7 records
October: 12 records
November: 13 records
December: 16 records

Depth and water temperature

Depth

Mostly recorded at 11–51 m · Deepest record: 333 m

0–10 m: 6 records
10–20 m: 37 records
20–30 m: 0 records
30–40 m: 12 records
40–50 m: 7 records
50–60 m: 4 records
60–70 m: 0 records
70–80 m: 0 records
80–90 m: 3 records
90–100 m: 0 records
100–110 m: 1 records
110+ m: 2 records

Water temperature

Recorded in surface water of 22–29 °C

20–22 °C: 1 records
22–24 °C: 4 records
24–26 °C: 21 records
26–28 °C: 26 records
28–30 °C: 83 records

Names and classification

English: Black Feather Star

Names in 1 more languages

Simplified Chinese: 黑櫛羽球

Other scientific names: Actinometra nigra

Similar species

Capillaster multiradiatus
Legless Feather Star
Clarkcomanthus alternans
Clarkcomanthus littoralis

Sources and credits

Names and taxonomy: WoRMS (CC BY 4.0) and the GBIF Backbone (CC BY 4.0). Photos: iNaturalist observers, each under the licence shown (CC0, CC BY or CC BY-SA).

Depth, temperature, months and maps: records from OBIS and GBIF under CC0 or CC BY.
Conservation status as published by GBIF (IUCN Red List).
205 open-data records from 1888 to 2023.
Species data updated October 26, 2026.

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