Understanding, enjoying and caring for our oceans
I posted details on iNaturalist regarding my sighting of what appeared to be Giant Chitons, Plaxiphora albida at Fishery Beach on 15th September 2023. “These were quite common on this snorkel. Speculation only:- I often wonder if these large molluscs, so tasty for larger wrasse, are now far more common […]
Congratulations to Professor Sean Connell, Ms Sandy Carruthers, Dr Dominic McAfee, Ms Anita Nedoskyo and Mr Alan Noble (The University of Adelaide) on being a finalist for the SA Science Excellence and Innovation Awards by the Department for Industry, Innovation and Science for their Science to revive lost oyster reefs. […]
I was staying at the Point Turton Caravan Park during a heatwave at the end of December 2007. I wanted to dive at Magazine Bay on this trip. I may have gone there late on 30th December to do just a reconnaissance snorkel to see what the area was like. […]
PhD student Brad Martin has made some exciting research findings. Brad, with Ryan Baring, was seeking to understand how the different bivalve habitats within the Port River estuary are supporting different species of fish. The different bivalve habitats include Ostrea angasi (southern flat or mud oyster or angasi oyster) restoration […]
David Muirhead wrote a report for our September 2002 newsletter about some of his dives at Port Lincoln in 2002. Part of All the Way with Port Lincoln Jetty described David’s discovery of a sea cucumber that appeared to be the rarely sighted Pentacta anceps. “(this jetty was a cucumber […]
What have I learned about Rowedota shepherdi since writing New Noodle Bar At Ardrossan? As explained in New Noodle Bar At Ardrossan, Rowedota shepherdi was first named Trochodota shepherdi by (FWE) Rowe in 1976. According to “Marine Invertebrates of Southern Australia” Part I, edited by SA Shepherd & IM Thomas, […]
We recently received a request from the Edithburgh History Group for our assistance re protecting the marine life to be found at Edithburgh jetty. There was a particular focus on a recent case of sea cucumber harvesting. Although we haven’t yet heard back from the group, the harvesting of sea […]
Lauren Cameo and Fiona McQueen enjoyed a new freediving experience when they visited Ardrossan jetty recently. They found hundreds of tiny sea cucumbers called Rowedota shepherdi there. The first sighting (Taken by Lauren Cameo) Details can be found on Facebook at any of the following: Facebook 1 Facebook 2 Facebook […]
There has been a recent revision of skeleton shrimp species following the discovery of thousands of skeleton shrimp on commercial fishing nets in the Gippsland Lakes in south-eastern Australia. The discovery led to the review of a species from Far East Asia, a review of previous records, and recognition of a […]
In 2011, this Common Weedfish, Heteroclinus perspicillatus, was stalking a Rockpool shrimp, Palaemon serenus, which it later consumed. (As posted at https://inaturalist.ala.org.au/observations/10002537#activity_comment_948643c9-28f5-4479-b730-e7f9dd2e9a28 ) Both these weedfishes and shrimps are very common in these particular tide pools and channels at Haycock Point, Carrickalinga. The weedfishes and shrimps often appear at peace […]