Monday, December 23, 2019

Species List: 22-12-2019, Rotunda upriver, La Balsa Park, Mooloolah River, Mooloolaba, Sunshine Coast, Qld.

32 species sighted at Rotunda upriver, La Balsa Park, Mooloolah River, Mooloolaba, Sunshine Coast, Qld. 22-12-2019.

A single shore entry dive by Gary, David, Fran and Nevar of 243 minutes. Maximum depth 5.2m, 26 C water temperature and up to 5 m viz.

More summer afternoon diving and warm water. The water clarity is still quite good. 3 Phyllodesmium species were recorded. A juvenile Hypselodoris jacksoni was also recorded and that is a new species for the river. The highlight was a record of Trapania sp. 3 another new species. Mexichromis trilineata and Okenia sp. 9 were more great finds.

Species and number thereof sighted
* Species with highest specimen count

Austrocylichna leucampyx shell -4
Colinatys sp. 2 -1
Costasiella usagi -1
Cratena lineata -5
Dermatobranchus sp. 12 -1
Doto sp. 5 -14
Elysia sp. 11 -1
Elysia sp. 25 -1
Flabellina lotos -2
Goniobranchus daphne -6
Goniobranchus decorus -5
Goniobranchus geometricus -1
Goniodoridella savignyi -1
* Goniodoridella sp. 1 -19
Gymnodoris amakusana -2
Gymnodoris sp. 10 -1
Gymnodoris sp. 17 -1
Hypselodoris jacksoni juvenile -1 NEW RECORD FOR RIVER
Hypselodoris obscura -14
Hypselodoris roo -1
Mexichromis trilineata -1
Okenia sp. 9 -1
Philinopsis falciphallus -1
Philinopsis speciosa -3
Phyllodesmium acanthorhinum -1
Phyllodesmium magnum -1
Phyllodesmium opalescens -1
Pteraeolidia semperi -1
Tenellia sp. 23 -1
Thuridilla carlsoni -3
Trapania sp. 3 -1 NEW SPECIES
Unidentia sp. 4 -2

Summer entry

Austrocylichna leucampyx shell

Doto sp. 5

Cratena lineata

Hypselodoris obscura juvenile

Philinopsis falciphallus head down

Substrate

Thuridilla carlsoni

Trapania sp. 3  NEW SPECIES

Trapania sp. 3  NEW SPECIES

Goniobranchus decorus

Flabellina lotos

Phyllodesmium acanthorhinum

Goniobranchus daphne

Elysia sp. 25

Hypselodoris obscura

Mexichromis trilineata 

Doto sp. 5

Hypselodoris roo

Hypselodoris jacksoni juvenile  NEW RECORD FOR RIVER

Tenellia sp. 23

Goniodoridella sp. 1

Unidentia sp. 4

Substrate

Nevar searching

Gymnodoris amakusana

Gymnodoris amakusana

Philinopsis speciosa

Elysia sp. 11

Unidentia sp. 4

Philinopsis speciosa

Okenia sp. 9

Goniodoridella savignyi

Colinatys sp. 2 head down

Colinatys sp. 2

Goniobranchus geometricus

Gymnodoris sp. 17

Pteraeolidia semperi

Phyllodesmium magnum

Phyllodesmium opalescens

Trapania sp. 3  NEW SPECIES

Dermatobranchus sp. 12

Costasiella usagi

Elysia sp. 11

Okenia sp. 9

Doto sp. 5

Phyllodesmium opalescens

Colinatys sp. 2

Phyllodesmium magnum