Monday, June 1, 2020

Species List: 31-05-2020, Fish Cage, La Balsa Park, Mooloolah River, Mooloolaba, Qld.

18 species sighted at Fish Cage, La Balsa Park, Mooloolah River, Mooloolaba, Qld. 31-05-2020.

A single shore entry dive by Gary, Fran and Nevar of 146 minutes. Maximum depth 5.7 m, 22 C water temperature up to 10 m viz.

Sunday and the last day of autumn. The water was pretty clear today and Undentia species are most common. A new species was added to our list (actually first found on the 28th of May). This animal has annulate rhinophores different from the usual ones and the digestive organ is not smooth.

Species and number thereof sighted
* Species with highest specimen count

Atys sp. 8 shell -1
Cratena lineata -52
Doto sp. 3 -2
Eubranchus sp. 3 -1
Facelina sp. 14 -5 NEW SPECIES
Flabellina lotos -39
Goniodoridella sp. 1 -78
Goniodoridella sp. 7 -1
Goniodoridella sp. 8 -3
Haminoea sp. 17 shell -1
Liloa brevis shell -5
Retusa sp. 5 shell -1
Retusa sp. 6 shell -1
Tenellia sp. 24 -1
* Unidentia sp. 1 -86
Unidentia sp. 2 -19
Unidentia sp. 3 -4
Unidentia sp. 4 -2

Entry

Substrate

Substrate

Unidentia sp. 1 

Flabellina lotos

Flabellina lotos pair

Goniodoridella sp. 1

Unidentia sp. 1

Cratena lineata

Tenellia sp. 24

Searching

Goniodoridella sp. 8

Substrate

Atys sp. 8

Unidentia sp. 3

Unidentia sp. 3

Goniodoridella sp. 8

Goniodoridella sp. 1 pair

Goniodoridella sp. 7

Unidentia sp. 4

Unidentia sp. 3

Substrate

Facelina sp. 14  NEW SPECIES

Facelina sp. 14  NEW SPECIES

Flabellina lotos

Eubranchus sp. 3

Haminoea sp. 17

Facelina sp. 14  NEW SPECIES

Facelina sp. 14 egg mass  NEW SPECIES

Species List: 30-05-2020, Rotunda, La Balsa Park, Mooloolah River, Mooloolaba, Qld.

31 species sighted at Rotunda, La Balsa Park, Mooloolah River, Mooloolaba, Qld. 30-05-2020.

A single shore entry dive by Gary, David, Fran, Nevar, Tracey and Harvey of 272 minutes. Maximum depth 5.1 m, 22 C water temperature up to 8 m viz.

With winter just around the corner into the river we went. The water was pretty clean today and very little current. It seemed like there were nudibranchs everywhere! Finding Anteaeolidiella cacaotica, Cerberilla incola, a 120 mm Dendrodoris denisoni were great finds.

Species and number thereof sighted
* Species with highest specimen count

Anteaeolidiella cacaotica -1
Atys semistriatus shell -1
Cerberilla incola -1
Colinatys sp. 1 shell -1
Cratena lineata -51
Dendrodoris denisoni -1
Doto sp. 3 -4
Eubranchus sp. 3 -1
Facelina sp. 11 -1
Flabellina lotos -35
Flabellina sp. 9 -1
* Goniodoridella sp. 1 -99
Goniodoridella sp. 3 -2
Goniodoridella sp. 8 -1
Haminoea sp. 17 shell -2
Haminoea sp. 18 shell -1
Haminoea sp. 19 shell -1
Hypselodoris obscura -4
Liloa brevis shell -15
Retusa planospira shell -2
Retusa sp. 5 shell -1
Retusa sp. 6 shell -3
Roxaniella leucampyx shell -1
Tenellia sp. 24 -4
Tenellia sp. 47 -1
Tornatina sp. 1 shell -3
Tornatina sp. 7 shell -1
Unidentia sp. 1 -84
Unidentia sp. 2 -18
Unidentia sp. 3 -21
Unidentia sp. 4 -7

Entry

Ready, set...

go!

Flabellina lotos

Flabellina lotos

Liloa brevis

Goniodoridella sp. 1

Unidentia sp. 2

Unidentia sp. 1

Unidentia sp. 3 mating with Unidentia sp. 1 beside

Flabellina lotos

Cratena lineata

Cratena lineata

Haminoea sp. 17

Hypselodoris obscura

Substrate

Searching

Retusa sp. 5

Unidentia sp. 4

Unidentia sp. 2

Cerberilla incola

Cerberilla incola

Cerberilla incola

Cerberilla incola

Unidentia sp. 1

Dendrodoris denisoni

Dendrodoris denisoni

Atys semistriatus

Tornatina sp. 1

Colinatys sp. 1

Tenellia sp. 24

Tenellia sp. 24

Eubranchus sp. 3

Retusa sp. 6



Substrate

Anteaeolidiella cacaotica

Retusa planospira

Goniodoridella sp. 1

Flabellina lotos

Substrate

Goniodoridella sp. 1

Unidentia sp. 4

Flabellina lotos

Unidentia sp. 3

Tenellia sp. 47 

Flabellina sp. 9 

Doto sp. 3 

Retusa planospira 

Roxaniella leucampyx

Haminoea sp. 19

Tornatina sp. 7

Facelina sp. 11

Goniodoridella sp. 3 

Goniodoridella sp. 8