Australian Rock-Borer

Hiatella australis

Molluscs
IUCN: Not evaluated

Usual depth0–13 m
Water temperature11–29 °C
Best monthsFebruary, April, and October
How commonOccasional

All species

Photo credit: (c) Thomas Mesaglio, some rights reserved (CC BY) · CC BY · iNaturalist

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

January: 107 records
February: 142 records
March: 130 records
April: 142 records
May: 118 records
June: 96 records
July: 90 records
August: 75 records
September: 100 records
October: 170 records
November: 88 records
December: 117 records

Depth and water temperature

Depth

Mostly recorded at 0–13 m · Deepest record: 488 m

0–10 m: 140 records
10–20 m: 15 records
20–30 m: 3 records
30–40 m: 0 records
40–50 m: 1 records
50–60 m: 0 records
60–70 m: 0 records
70–80 m: 0 records
80–90 m: 0 records
90–100 m: 2 records
100–110 m: 0 records
110+ m: 3 records

Water temperature

Recorded in surface water of 11–29 °C

10–12 °C: 2 records
12–14 °C: 76 records
14–16 °C: 223 records
16–18 °C: 79 records
18–20 °C: 55 records
20–22 °C: 240 records
22–24 °C: 66 records
24–26 °C: 18 records
26–28 °C: 18 records
28–30 °C: 11 records

Photos

Names and classification

English: Australian Rock-Borer

Other scientific names: Corbula australis, Saxicava australis

Similar species

Arctic hiatella
Hiatella arctica
Geoduck
Panopea generosa
Deepwater Clam
Panopea zelandica
Panopea australis

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).
1,757 open-data records from 1874 to 2025.
Species data updated November 3, 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