Aglaophamus malmgreni

Other invertebrates
IUCN: Not evaluated

Usual depth196–455 m
Water temperature-2–26 °C
Best monthsJune, July, and August
How commonCommon

All species

Where and when

Where it has been recorded

Worldwide

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Best months

Worldwide (open data)

January: 6 records
February: 18 records
March: 24 records
April: 44 records
May: 60 records
June: 169 records
July: 168 records
August: 227 records
September: 81 records
October: 36 records
November: 9 records
December: 27 records

Depth and water temperature

Depth

Mostly recorded at 196–455 m · Deepest record: 4,347 m

0–10 m: 16 records
10–20 m: 70 records
20–30 m: 75 records
30–40 m: 46 records
40–50 m: 32 records
50–60 m: 15 records
60–70 m: 15 records
70–80 m: 12 records
80–90 m: 5 records
90–100 m: 9 records
100–110 m: 21 records
110+ m: 3,907 records

Water temperature

Recorded in surface water of -2–26 °C

-2–0 °C: 24 records
0–2 °C: 15 records
2–4 °C: 8 records
4–6 °C: 176 records
6–8 °C: 508 records
8–10 °C: 48 records
10–12 °C: 14 records
12–14 °C: 47 records
14–16 °C: 4 records
16–18 °C: 0 records
18–20 °C: 1 records
20–22 °C: 33 records
22–24 °C: 0 records
24–26 °C: 3 records
26–28 °C: 1 records

Names and classification

Names in 1 more languages

Japanese: サンカクシロガネゴカイ

Other scientific names: Nephthys atlantica, Nephthys grubei, Nephthys malmgreni, Nephtys malmgreni

Similar species

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).
5,491 open-data records from 1879 to 2024.
Species data updated October 27, 2026.

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