Sea Slugs, Sea Hares, Bubble Shells (Gastropoda, Euthyneura)

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Sea Slugs, Sea Hares, Bubble Shells (Gastropoda, Euthyneura)

Featured sightings

Hypselodoris obscura (Hypselodoris obscura) at Narooma, NSW - 6 Apr 2018 by BillBarker

Hydatina physis (Brown-line Paperbubble) at Wapengo, NSW - 21 Mar 2020 by bdixon75

Aplysia parvula (Pygmy Seahare) at Bawley Point, NSW - 7 Jun 2020 by melanoxylon

Plocamopherus imperialis (Plocamopherus imperialis) at Narooma, NSW - 28 Apr 2018 by JackBreedon

Polycera hedgpethi at Narooma, NSW - 8 Apr 2018 by Acanthaster

Latest sightings

Syphonota geographica at Eleebana, NSW - 2 Mar 2026 by Neen

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Discussion

Jennyncmg wrote:

2 Mar 2026

sorry, I don't know this one

Syphonota geographica

MichaelBedingfield wrote:

3 Mar 2025

Hi Arnika, do you have a photo or 2 to upload?

Unverified Sea Slug, Sea Hare or Bubble Shell

Jennyncmg wrote:

6 Jan 2025

These feed on bluebottles and by-the-wind sailors.

Glaucus atlanticus

Jennyncmg wrote:

5 Jan 2025

I agree with the identification but the program would not let me verify

Hydatina physis

Seakukumber wrote:

4 Jan 2025

I saw 4 individual specimens of the Hydatina physis while snorkelling off the rocks at the north end of “The Farm” Killalea Regional Park, Shell Cove NSW.

Hydatina physis

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