Diodora spreta

Molluscs
IUCN: Not evaluated

Usual depth20–165 m
Water temperature17–25 °C
Best monthsJune
How commonRare

All species

About this species

Diodora spreta is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets.

Text from the Wikipedia article “Diodora spreta”, licensed CC BY-SA 4.0. Read the article

Where and when

Where it has been recorded

Worldwide

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Best months

Worldwide (open data)

January: 1 records
February: 1 records
March: 5 records
April: 5 records
May: 6 records
June: 28 records
July: 14 records
August: 1 records
September: 0 records
October: 2 records
November: 1 records
December: 3 records

Depth and water temperature

Depth

Mostly recorded at 20–165 m · Deepest record: 260 m

10–20 m: 2 records
20–30 m: 1 records
30–40 m: 1 records
40–50 m: 1 records
50–60 m: 4 records
60–70 m: 4 records
70–80 m: 4 records
80–90 m: 1 records
90–100 m: 0 records
100–110 m: 3 records
110–120 m: 0 records
120+ m: 3 records

Water temperature

Recorded in surface water of 17–25 °C

16–18 °C: 3 records
18–20 °C: 4 records
20–22 °C: 6 records
22–24 °C: 39 records
24–26 °C: 26 records

Names and classification

Names in 1 more languages

Japanese: ヒラアフリカクズヤガイ

Other scientific names: Glyphis spreta

Similar species

Latticed Keyhole Limpet
Diodora lineata
Diodora granifera
Cross Keynote Limpet
Diodora quadriradiata
Diodora ticaonica
Diodora crucifera
Diodora elizabethae

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.
Descriptions: Wikipedia, licensed CC BY-SA, each linked to its article.
Conservation status as published by GBIF (IUCN Red List).
172 open-data records from 1955 to 1999.
Species data updated November 2, 2026.

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