Amphioplus (Lymanella) japonicus

Other invertebrates
IUCN: Not evaluated

Usual depth7–20 m
Water temperature13–20 °C
Best monthsJuly, September, and December
How commonOccasional

All species

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

January: 1 records
February: 0 records
March: 2 records
April: 0 records
May: 1 records
June: 3 records
July: 7 records
August: 0 records
September: 5 records
October: 0 records
November: 0 records
December: 5 records

Depth and water temperature

Depth

Mostly recorded at 7–20 m · Deepest record: 21 m

0–10 m: 5 records
10–20 m: 12 records
20–30 m: 1 records

Water temperature

Recorded in surface water of 13–20 °C

12–14 °C: 5 records
14–16 °C: 6 records
16–18 °C: 11 records
18–20 °C: 18 records

Names and classification

Names in 2 more languages

Japanese: Kaki-kumohitode, カキクモヒトデ
Korean: 순양거미불가사리

Other scientific names: Ophiophragmus japonicus

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).
40 open-data records from 1984 to 2013.
Species data updated October 27, 2026.

Log what you see on your next dive

The free DiveHive diver app keeps your logbook with every sighting and shows what lives at the site you dive next.

Join the waitlist