Nudibranchs - Sunshine Coast etc. / 7179b
All photos Copyright ©2003-2021 Gary Cobb and contributing photographers
13/11/04 and 20/08/08
Gary Cobb 0416 048 100
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Hydatina physis (Linnaeus, 1758)
Location: The Bus, Moreton Island, Queensland Australia
Size: 60 mm
Depth: 15 m
Temperature: 22 C
FAMILY: Aplustridae
red white blue
Night dive - burrows into the sand during the day!
Photographs by Gary Cobb - Copyright 2003-2021

Below: Another animal found in the Mooloolah River La Blasa Park 02-10-2018
showing the Hancocks Organ (arrowed)

Below: 2 more animals found in the Mooloolah River La Blasa Park night 11-11-2016

Below: Another animal found at Flinders Reef 25-11-2012


The photos below are an 80mm long animal found during the day intertidally at Woody Point, Red Cliffe Australia

Burrowing in the sand where it hides during the day

Note the gills under the shell

Food source worm Timarete sp. (Cirratulidae)
Darwin Museum speciman registration No. W19069