Sea Shells, Sea Slugs, Octopuses & allies (Mollusca)

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7 Mar 2025

Since 1 Jan 2025, NatureMapr 44% of all sightings uploaded were NSW based, while 43% were from the ACT.The remaining 13% were from other states, with VIC coming in third at 5%.Strictly speaking, 67% o...


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Discussion

Jimbobo wrote:
6 Mar 2025
Maori Octopus to my eye. Dark Rust colouration and it appears to have diagnostic finger like papillae on mantle. But hard to be 100% certain.

Octopus maorum
Jimbobo wrote:
6 Mar 2025
Eye colour is not a reliable diagnostic. Ref- https://inaturalist.ala.org.au/journal/jimbobo

Octopus tetricus
Jennyncmg wrote:
6 Mar 2025
I didn't think the underside of the arms were orange enough to be O tetricus but maybe they are more variable

Octopus tetricus
Jimbobo wrote:
6 Mar 2025
Juvenile Calamari Squid. Pygmy Squid are tiny, less than 2cm long and only have small fin flaps near end of mantle.

Sepioteuthis australis
Jimbobo wrote:
6 Mar 2025
Here's a journal I posted on iNat to assist with picking apart the 2 species- https://inaturalist.ala.org.au/journal/jimbobo

Octopus maorum
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