November 2022 – Marine Life Society of South Australia Inc.

Fish Species Recorded from Sydney Harbour

Published on : November 18, 2022 Published by : Steve Reynolds

According to an article on the Australian Museum blog, The fish list: A decade in the making by Dr Joseph DiBattista, Curator, Ichthyology, Australian Museum, “the number of fish species recorded from Sydney Harbour now stands at 675 (Based on independent data sources)”. (The Staff Profile for Dr Joseph DiBattista […]

Smooth Stingray Sighting in Angas Inlet

Published on : November 7, 2022 Published by : Steve Reynolds

My snorkel buddy Dan and I sighted this Smooth Stingray, Bathytoshia brevicaudata, in Angas Inlet (between Torrens Island & Garden Island) in early February 2017: – We had been snorkelling at the Garden Island fishing platform (jetty?) before we decided to swim across Angas Inlet to Torrens Island. It was […]

The Great Spider Crab Aggregation at Rapid Bay

Published on : November 7, 2022 Published by : David Muirhead

Whilst diving at the old Rapid Bay Jetty on 25th October I saw the first decent aggregation of the Great Spider Crab, Leptomithrax gaimardii that I’ve seen for some years now. There were probably more than 200 crabs seen by us today, and there would have been more outside our […]

Recreational Fishing’s Possible Impact On Wrasses That Have Historically Helped To Limit Sea Urchin Densities

Published on : November 2, 2022November 2, 2022 Published by : David Muirhead

Canopy algae are a major component of Blue Carbon fixation. Whilst diving at The Bluff (Rosetta Head) on 27th October 2022, I found this Western Pacific Purple Sea Urchin, Heliocidaris erythrogramma: – I have posted it on iNaturalist, along with the following details, at https://inaturalist.ala.org.au/observations/140727962 . Overall, I saw relatively […]