Nudibranch Central

Wednesday, July 25, 2018

Species List: 23-07-2018, Nudi Ledge, Caloundra, Sunshine Coast, Qld

37 species sighted at Nudi Ledge, Caloundra, Sunshine Coast, Qld, 23-07-2018.

Terry, David and Gary on this excursion consisting of 1 x 85 minute and 1 x 76 minute dives in water depths up to 16.7 m, 25 m viz, 20 C water temp and hardly any surge.

Winter brings cool weather and great water clarity. Today was another great winter dive outing. The swell was down which made for enjoyable Nudibranch hunting. Interesting species were recorded.

Number of each species sighted: 1st dive/2nd dive
* Species with highest specimen count

Ardeadoris sp. 2 3/2
Bornella anguilla 2/1
Chromodoris elisabethina 2/1
Chromodoris kuiteri 6/9
Chromodoris lochi 1/-
Chromodoris striatella 1/-
Cratena lineata 1/-
Cratena simba 1/-
Dermatobranchus oculus -/2
* Doriprismatica atromarginata 23/10
Favorinus sp. 1 1/-
Flabellina bicolor 1/-
Flabellina rubrolineata 2/2
Goniobranchus albonares 1/-
Goniobranchus daphne 1/-
Gonoibranchus sp. 5 1/-
Goniobranchus splendidus 1/2
Halgerda aurantiomaculata -/1
Hexabranchus sanguineus -/1
Hypselodoris bullockii -/1
Hypselodoris jacksoni 5/2
Hypselodoris sagameinsis 1/1
Mariaglaja inornata 2/-
Phyllidia ocellata 2/1
Phyllidiella cooraburrama -/1
Phyllidiella lizae 2/3
Phyllidiella pustulosa 3/2
Phyllidiopsis burni 2/-
Phyllodesmium sp. 2 1/-
Pteraeolidia semperi -/1
Sagaminopteron ornatum 3/3
Tambja tenuilineata 2/2
Tenellia sp. 24 -/2
Thuridilla carlsoni 1/-
Tornatina sp. 1 shell -/2
Tornatina sp. 4 1/-
Tyrannodoris luteolineata -/1

Dive platform

Surface conditions

Substrate

Hypselodoris jacksoni

Favorinus sp. 1

Chromodoris elisabethina

Mariaglaja inornata

Tambja tenuilineata

Cratena simba

Cratena lineata

Sagaminopteron ornatum

Phyllidia ocellata

Pteraeolidia semperi

Flabellina rubrolineata

Tornatina sp. 1 shell

Tenellia sp. 24

Chromodoris kuiteri

Phyllidiella pustulosa

Doriprismatica atromarginata

Ardeadoris sp. 2

Bornella anguilla

Chromodoris lochi

Chromodoris striatella

Goniobranchus albonares

Goniobranchus daphne

Halgerda aurantiomaculata

Hypselodoris sagameinsis

Phyllidiopsis burni

Tyrannodoris luteolineata

Gonoibranchus sp. 5

Phyllodesmium sp. 2

Sunday, July 22, 2018

Species List: 20-07-2018, Toilet Block, La Balsa Park, Mooloolah River, Mooloolaba, Sunshine Coast, Qld.

21 species sighted at, Toilet Block, La Balsa Park, Mooloolah River, Mooloolaba, Sunshine Coast, Qld, 20-07-2018.

A single shore entry dive by Julie, Terry and Gary of 110 minutes. Maximum depth 6.4 m, 20 C water temperature and maximum 65 m viz.

Winter brings clear water and lately the river has done just that. A big surprise was finding a 175 mm Marionia pustulosa, Spurilla braziliana, a new species to the river was Pupa affinis. Pteraeolidia semperi was out in force and pretty much every time you turned it was there.

Species and number thereof sighted
* Species with highest specimen count

Bulbaeolidia alba -2
Cratena lineata -2
Cratena simba -1
Favorinus sp. 1 -1
Flabellina rubrolineata -18
Goniobranchus daphne -2
Goniobranchus decorus -3
Goniodoridella savignyi -8
Goniodoridella sp. 1 -12
Gymnodoris sp. 10 -4
Gymnodoris sp. 8 -1
Gymnodoris sp. 9 -2
Hypselodoris obscura -13+
Pupa affinis (shell) -1 New Species for river
Marionia pustulosa -1
* Pteraeolidia semperi -34
Spurilla braziliana -1
Trapania brunnea -1
Unidentia sp. 1 -5
Unidentia sp. 2 -6
Unidentia sp. 5 -6