Kirkegaardia dorsobranchialis

Other invertebrates
IUCN: Not evaluated

Usual depth0–85 m
Water temperature9–29 °C
Best monthsAugust
How commonOccasional

All species

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

January: 104 records
February: 293 records
March: 207 records
April: 430 records
May: 252 records
June: 418 records
July: 467 records
August: 805 records
September: 312 records
October: 108 records
November: 70 records
December: 84 records

Depth and water temperature

Depth

Mostly recorded at 0–85 m · Deepest record: 750 m

0–10 m: 1,010 records
10–20 m: 364 records
20–30 m: 454 records
30–40 m: 221 records
40–50 m: 134 records
50–60 m: 172 records
60–70 m: 158 records
70–80 m: 96 records
80–90 m: 59 records
90–100 m: 23 records
100–110 m: 86 records
110+ m: 183 records

Water temperature

Recorded in surface water of 9–29 °C

8–10 °C: 2 records
10–12 °C: 363 records
12–14 °C: 243 records
14–16 °C: 72 records
16–18 °C: 28 records
18–20 °C: 13 records
20–22 °C: 19 records
22–24 °C: 21 records
24–26 °C: 47 records
26–28 °C: 125 records
28–30 °C: 16 records

Names and classification

Other scientific names: Cirratulus dorsobranchialis, Monticellina dorsobranchialis, Tharyx dorsobranchialis

Similar species

Kirkegaardia annulosa
Bristleworm
Cirratulus cirratus
Bristleworm
Aphelochaeta marioni
Chaetozone setosa
Red Thread-gilled Worm
Cirriformia tentaculata
Aphelochaeta filiformis

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).
3,867 open-data records from 1963 to 2023.
Species data updated November 3, 2026.

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