Large-ribbed cardita

Cardita crassicosta

Molluscs
IUCN: Not evaluated

Usual depth8–28 m
Water temperature15–29 °C
Best monthsAugust, September, and October
How commonOccasional

All species

Photo credit: (c) H. Zell, some rights reserved (CC BY-SA) · CC BY-SA · iNaturalist

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

January: 24 records
February: 14 records
March: 8 records
April: 19 records
May: 30 records
June: 29 records
July: 44 records
August: 57 records
September: 54 records
October: 46 records
November: 43 records
December: 24 records

Depth and water temperature

Depth

Mostly recorded at 8–28 m · Deepest record: 27.5 m

0–10 m: 3 records
10–20 m: 2 records
20–30 m: 1 records

Water temperature

Recorded in surface water of 15–29 °C

14–16 °C: 3 records
16–18 °C: 16 records
18–20 °C: 3 records
20–22 °C: 6 records
22–24 °C: 20 records
24–26 °C: 11 records
26–28 °C: 36 records
28–30 °C: 59 records

Photos

no rights reserved · CC0 1.0 · iNaturalist
(c) Cobi Calyx, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Josh Nitschke, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Josh Nitschke, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Cobi Calyx, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Greg Tasney, some rights reserved (CC BY-SA) · CC BY-SA · iNaturalist

Names and classification

English: Large-ribbed cardita, Australian Cardita, large-ribbed cardita

Names in 1 more languages

Simplified Chinese: 粗肋心蛤, 粗肋算盤蛤

Other scientific names: Beguina crassicosta, Cardita crassicostata, Cardita squamiferus, Cardita tridacnoides, Mytilicardia crassicosta

Similar species

Rectangular false cockle
Cardita variegata
half-round cardita
Beguina semiorbiculata
Cardites canaliculatus

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).
278 open-data records from 1819 to 2010.
Species data updated October 26, 2026.

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