Serrate Parthenope

Ctenodrilus serratus

Other invertebrates
IUCN: Not evaluated

Usual depth0–50 m
Water temperature8–29 °C
Best monthsApril, May, and November
How commonRare

All species

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

January: 1 records
February: 10 records
March: 4 records
April: 14 records
May: 17 records
June: 8 records
July: 9 records
August: 8 records
September: 8 records
October: 7 records
November: 16 records
December: 7 records

Depth and water temperature

Depth

Mostly recorded at 0–50 m · Deepest record: 345 m

0–10 m: 39 records
10–20 m: 10 records
20–30 m: 11 records
30–40 m: 7 records
40–50 m: 1 records
50–60 m: 4 records
60–70 m: 1 records
70–80 m: 2 records
80–90 m: 1 records
90–100 m: 0 records
100–110 m: 0 records
110+ m: 1 records

Water temperature

Recorded in surface water of 8–29 °C

8–10 °C: 3 records
10–12 °C: 10 records
12–14 °C: 45 records
14–16 °C: 1 records
16–18 °C: 7 records
18–20 °C: 0 records
20–22 °C: 3 records
22–24 °C: 2 records
24–26 °C: 27 records
26–28 °C: 46 records
28–30 °C: 5 records

Names and classification

English: Serrate Parthenope

Other scientific names: Ctenodrilus pardalis, Parthenope cirrata, Parthenope serrata

Similar species

Ctenodrilus pacificus
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).
150 open-data records from 1939 to 2023.
Species data updated November 1, 2026.

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