Thursday, April 23, 2026

Species List: 22-04-2026, Bubble Wall Toilet Block, Mooloolah River, La Balsa Park, Buddina, Sunshine Coast, Queensland, Australia.

 13 species sighted at Bubble Wall Toilet Block, Mooloolah River, La Balsa Park, Buddina, Sunshine Coast, Queensland, Australia. 22-04-2025.

A single solo shore entry dive with Gary of 162 minutes, 1.2 m, maximum depth 6.0 m, 23 C water temperature, up to 3 m viz.

The tide was 1.2m so here goes, let's see what there is. Cratena pawarshindeorum and Unidentia sp. were everywhere. A new Gymnodoris with unusual gill structure was recorded today. Some large Golden Hydroids were seen one with a large party of Tenellia sibogae and Tenellia sp. 70. Not a lot of species but a lot of Nudibranchs!

Species and numbers recorded:

Coryphellina lotos -10
Coryphellina pseudolotos -3
Cratena pawarshindeorum -200+
Goniobranchus daphne -7
Gymnodoris sp. 43 -1
Gymnodoris sp. 53 -1 NEW SPECIES
Murphydoris cobbi -9
Tenellia sibogae -7
Tenellia sp. 70 -2
Unidentia sp. 1 -100+
Unidentia sp. 4 -1
Unidentia sp. 3 -3
Unidentia sp. 14 -4

Clarity

Entry

Surface

On the way west to Bubble Wall

Top of Bubble Wall

Cratena pawarshindeorum

Cratena pawarshindeorum

Cratena pawarshindeorum party

Coryphellina lotos and Cratena pawarshindeorum

Coryphellina lotos and Cratena pawarshindeorum

Murphydoris cobbi x2

Flatworm

Unidentia sp. 1

Unidentia sp. 14

Murphydoris cobbi 

Unidentia sp. 1 party

Unidentia sp. 3

Unidentia sp. 1 and Unidentia sp. 14 passing by

Coryphellina pseudolotos 

Substrate

Goniobranchus daphne 

Substrate Bubble Wall

Coryphellina pseudolotos

Substrate

Murphydoris cobbi 

Flatworm

Float

Substrate

Substrate

Flatworm

Tenellia sibogae 

Unidentia sp. 14

Unidentia sp. 3 and Unidentia sp. 14

Unidentia sp. 14

Gymnodoris sp. 43

Unidentia sp. 1 mating

Tenellia sibogae spawn

Tenellia sp. 70

Tenellia sibogae party

Cratena pawarshindeorum party

Unidentia sp. 4

Unidentia sp. 3

Goniobranchus daphne

Substrate New channel Marker - wrong spot

Gymnodoris sp. 53  NEW SPECIES

Gymnodoris sp. 53  NEW SPECIES