Thursday, August 13, 2020

Species List: 12-08-2020, Rotunda upriver, La Balsa Park, Mooloolah River, Mooloolaba, Qld.

 22 species sighted at Rotunda upriver, La Balsa Park, Mooloolah River, Mooloolaba, Qld. 12-08-2020.

A single solo shore entry dive Gary of 223 minutes. Maximum depth 5.6 m, 20 C water temperature up to 7 m viz.

A beautiful day greeted me at the river. The water looked clean and blue. Unidentia species and Goniodoridella savignyi still rule the roost. The first 20 minutes recorded 10 species! Embletonia gracilis and two large Philinopsis speciosa were great finds. The highlight was finding another new species...Placida barackobamai with its white line on the rhinophores.

Species and number thereof sighted
* Species with highest specimen count

Atys semistriatus shell -2
Atys sp. 8 shell -2
Bulbaeolidia alba -1
Costasiella kuroshimae -1
Cratena lineata -30
Embletonia gracilis -1
Eubranchus sp. 3 -1
Facelina sp. 11 -1
Flabellina lotos -41
Goniodoridella savignyi -52
Goniodoridella sp. 1 -5
Hypselodoris obscura -7
Kabeiro christianae -5
Knoutsodonta maugeansis -many unborn young
Liloa brevis shell -4
Philinopsis speciosa -2
Placida barackobamai -1 NEW SPECIES
Retusa amphizosta -5
Retusa sp. 6 shell -1
Roxaniella leucampyx shell -1
* Unidentia sp. 1 -53
Unidentia sp. 2 -17
Unidentia sp. 3 -10

Entry surface conditions - the drift

Substrate

Liloa brevis

Atys sp. 8 

Unidentia sp. 3 

Unidentia sp. 1

Unidentia sp. 2

Goniodoridella sp. 1

Placida barackobamai  NEW SPECIES

Cratena lineata

Flabellina lotos

Embletonia gracilis

Cratena lineata

Eubranchus sp. 3 

Goniodoridella savignyi 

Philinopsis speciosa 

Facelina sp. 11 

Flabellina lotos x4

Knoutsodonta maugeansis -many unborn young

Unidentia sp. 3

Philinopsis speciosa

Costasiella kuroshimae

Substrate

Substrate

Unidentia sp. 2

Hypselodoris obscura

Bulbaeolidia alba

Atys semistriatus

Flabellina lotos

Retusa sp. 6

Atys sp. 8

Kabeiro christianae

Kabeiro christianae

Substrate




Monday, August 10, 2020

Species List: 09-08-2020, Old Woman Island, North Reef, Mudjimba, Qld.

19 species sighted at Old Woman Island, North Reef, Mudjimba, Qld. 09-08-2020.

A double boat dive Gary, David and Sunreef of 50 x2 minute dives. Maximum depth 14.3 m, 20 C water temperature up to 15 m viz.

Today was Nudibranch Day at Sunreef. The weather was marginal so we opted for the protected side od Old Woman Island. Great vis but some surge. Someinteresting species were found including a very large Hexabranchus sanguineus. The highlight for me was finding 2 Crimora edwardsi from under a rock.

Species and number thereof sighted 1st dive/2nd dive
* Species with highest specimen count

Aegires gardineri -/1
Chromodoris burni 2/-
Crimora edwardsi 2/-
Dermatobranchus sp. 7 -/1
Doriprismatica atromarginata 1/2
Doris sp. 1 -/1
Glossodoris rufomarginata 1/2
Glossodoris vespa 1/-
Goniobranchus sp. 7 1/-
Goniobranchus splendidus 2/1
Hexabranchus sanguineus -/1
Hypselodoris jacksoni 2/-
Hypselodoris obscura 2/-
Jorunna sp. 3 1/-
Phyllidia ocellata -/1
Stiliger aureomarginatus -/1
Thuridilla sp. 6 -/1
Tritoniopsis elegans 1/-
Tylodina corticalis -/1
 
Our ride
DM Elisha aka Nudibrancherbabe
Old Woman Island north side
Substrate
Substrate
Crimora edwardsi 
Crimora edwardsi 
Glossodoris rufomarginata
Substrate
Phyllidia ocellata 
Dermatobranchus sp. 7
Hexabranchus sanguineus
Shooting Hexabranchus sanguineus
Goniobranchus splendidus
Doriprismatica atromarginata
Aegires gardineri
Doris sp. 1
Collected species for science
Stiliger aureomarginatus and Goniobranchus splendidus 
Jorunna sp. 3
Tritoniopsis elegans
Goniobranchus sp. 7
Dermatobranchus sp. 7 
Thuridilla sp. 6 
Glossodoris rufomarginata 

Hexabranchus sanguineus