Saturday, December 30, 2017

Species List: 29-12-2017, Bornella Reef, Old Woman Island, off Mudjimba, Sunshine Coast, Qld.

25 species sighted at Bornella Reef, Old Woman Island, off Mudjimba, Sunshine Coast, Qld, 29-12-2017.

Gary and David on this excursion consisting of 1 x 96 minute and 1 x 89 minute dives in water depths from 9 m to 13 m. 10 m viz, 26 C water temp and some surge.

The wind blew a steady 10 knots out of the east during this excursion to the Island. We have had better days regarding the number of species and their populations however two uncommon finds were Diversidoris crocea and Thorunna sp. 3.

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

Atys semistriatus (shell) -/1
Bulbaeolidia alba -/1
Chromodoris elisabethina 2/-
Chromodoris kuiteri 4/2
Chromodoris lochi 1/-
Chromodoris magnifica -/1
Dermatobranchus sp. 8 -/1
Diversidoris crocea -/1
* Doriprismatica atromarginata 21/10
Flabellina rubrolineata -/1
Glossodoris vespa 1/3
Goniobranchus leopardus -/1
Goniobranchus splendidus 2/3
Hypselodoris bullockii 1/-
Phyllidia exquisita 1/-
Phyllidia ocellata -/1
Phyllidiella lizae 1/2
Phyllidiella pustulosa 2/4
Phyllodesmium magnum 1/-
Pleurolidia juliae 1/-
Pteraeolidia semperi -/1
Sagaminopteron ornatum 3/
Thorunna sp. 3 -/1
Thuridilla splendens 6/4
Tritoniopsis elegans 1/-

The iconic Old Woman Island

Phyllodesmium magnum

Chromodoris elisabethina

Chromodoris kuiteri

Pleurolidia juliae

Hypselodoris bullockii

 Doriprismatica atromarginata

Surface conditions

Phyllidiella pustulosa - mating pair

Thuridilla splendens

Dermatobranchus sp. 8

Phyllidiella lizae

Chromodoris magnifica - damage to mantle edge

Bulbaeolidia alba

Phyllidia ocellata

Pteraeolidia semperi

Flabellina rubrolineata

Atys semistriatus - shell


Chromodoris lochi

Pleurolidia juliae

Thuridilla splendens

Sagaminopteron ornatum

Phyllidia exquisita

Tritoniopsis elegans

Goniobranchus leopardus

Diversidoris crocea

Thorunna sp. 3