Species sighted at Witton Bluff & Christies Reef

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Species sighted at Witton Bluff & Christies Reef by Steve Reynolds As reported in My Early Diving Days , Witton Bluff is the high point on the coast between Port Noarlunga and Christies Beach. It is named after the 1839 wreck of the David Witton. I did my first sea snorkel there […]

South Australian marine biodiversity explodes onto iNaturalist.org

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Marine Life Society of South Australia members need no reminding of the wonderful diversity of species present in our state and commonwealth waters. But how widely known is this out in the wider community? Up until the late 2000s, I would argue that local familiarity with marine ecology was severely […]

The wonderful and diverse syngnathids of Normanville, South Australia

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I am a research associate at the California Academy of Sciences where I study the evolutionary relationships among seahorse, seadragons, and pipefish in the family Syngnathidae. I employ DNA sequencing, morphological characters, and underwater photography to gain a better understanding of these relationships which are largely unresolved in this family, […]

European shore crab (Carcinus maenus) at Marino Rocks - Dan Monceaux 2015

Invasive marine species in South Australia

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Since first learning about marine biosecurity and the translocation of marine species from one region’s waters to another via commercial shipping and recreational boating, I’ve come to recognise a few of our locally found invasive species. This summer I’ve added another invasive species to the list of alien organisms I’ve found while […]

Juvenile flounder, Glenelg North - Dan Monceaux 2015

Confounded by flounder in South Australian waters

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During a walk through the shallows at Glenelg North beach after 9.30 pm last night, in knee-deep water, Emma and I were delighted to spot a numbers of small (likely juvenile) flounder. The animals were each less than 10 cm in length and sported fine, uniform sandy patterns which allowed them to […]

Old Wives

Fish species seen on Dredge and Barge wrecks off Glenelg (1988-1996)

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Below is a list of fish species sighted by Society member David Muirhead on the Dredge and Barge wrecks off of Glenelg between 1988 and 1996. COMMON NAME FAMILY GENUS SPECIES Boarfish, Brown-spotted Pentacerotidae Paristiopterus gallipavo Boarfish, Long-snouted Pentacerotidae Pentaceropsis recurvirostris Bullseye, Common Pempheridae Liopempheris multiradiata Catfish, Estuary Plotosidae Cnidoglanis […]

Western Talma MLSSA

Species list: Bony fishes of Upper Spencer Gulf

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Below is a list of fish species sighted by Society member Ian Healy in the Upper Spencer Gulf region prior to 1992. COMMON NAME FAMILY GENUS SPECIES Boarfish, Long-snouted Pentacerotidae Pentaceropsis recurvirostris Cardinal, Southern Apogonidae Vincentia conspersa Coral Fish Chaetodontidae Chelmonops truncatus Cowfish, Shaw’s Ostraciidae Aracana aurita Cowfish, Ornate Ostraciidae Aracana […]