Nature Glenelg Trust’s involvement in researching and monitoring Goolwa pipi population dynamics

Published on :

The Nature Glenelg Trust (NGT) has been involved in researching and monitoring Goolwa pipi (cockles) population dynamics and associated aspects e.g. recreational pipi extraction impacts. Open season is currently November to May, with a maximum daily bag limit of 300 cockles daily per person. There is also a minimum size […]

Fish Species Recorded from Sydney Harbour

Published on :

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 […]

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

Published on :

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 […]

How Free-swimming Temperate Pelagic Fish Approach a Cleaning Station

Published on :

David Muirhead recently posted this photo of a bluethroat wrasse, Notolabrus tetricus from old Rapid Bay jetty on 1st October 2022 on iNaturalist at https://inaturalist.ala.org.au/observations/139393179 : – David gave the posting the following description (but with my punctuation, or the computer’s): – “SUBJECT is the wrasse parked vertically near the […]

Joint Expedition by the Friends of Gulf St Vincent and the Marine Life Society of South Australia to Port Gawler (1st October 2022)

Published on :

Members of both groups attended a Green Adelaide-sponsored, Mudflat Monitoring Workshop at West Beach on the evening of 15th September, where researchers from Flinders University, including the current President of the Royal Society of South Australia, Professor Sabine Dittman, handed out hard copies of a draft Mudflat Monitoring Manual for […]