Viewing: November, 2017

Nov 24

November 24, 2017

Syngnathid Hotspot

This photo of the Normanville SLSC was taken from the “Syngnathid Hotspot” site: – Normanville SLSC (Taken by David Muirhead) ‘Syngnathid Hotspot’ (colloquial term only) is that area of shallow sand and seagrass directly off of the Normanville SLSC (roughly a hectare in total area and max depth is 5m but most of the pipefish are at 2-3 m depth)... Read more

Posted in Bony fishes, Citizen Science, Syngnathids | By

Nov 16

November 16, 2017

Great, scalloped or smooth? How to identify a hammerhead shark

As a South Australian snorkeler, typically drawn to shallow, inshore waters, I haven’t had first-hand contact with hammerhead sharks. As a child I found them fascinating; their distinctive T-shaped heads an apparent freak of evolution. In 2014 my interest in hammerhead sharks was renewed. That year, Western Australia introduced a shark culling policy in response to a number of human... Read more

Posted in Sharks & Rays | By

Nov 13

November 13, 2017

Juvenile Rock Flathead at the Glenelg Tyre Reef

Alex Suslin always has an eye for unusual marine life sightings. This time, he found this unusual flathead on the Glenelg Tyre Reef on Thursday 9th November: –   He was able to take a couple of photos of the flathead: –   Alex sent the two photos in to our Society for identification: – “Hi Steve, any chance you... Read more

Posted in Bony fishes | By

Nov 13

November 13, 2017

The Colour of Fish

In 1979, I wrote a couple of articles concerning the colours of fish. It all started after I had read an article by respected fishing writer Dick Lewers in the September 1971 issue of “Modern Fishing” magazine. Lewers’ article titled “Colour it Blue” in “Modern Fishing” had caught my eye and it started my interest in writing about marine life... Read more

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Nov 4

November 4, 2017

The Beachport boat ramp issue

We recently received an email request from a student for our assistance with their school project. The student agreed to take on the degradation of the beach at Beachport as their topic. The degradation was thought to have been caused by a boat ramp being placed on the beach in the wrong position. I sent the following details to the... Read more

Posted in Coastal activities, Pollution | By

Nov 3

November 3, 2017

More About Cowfish in West Lakes and the Port River

It didn’t take long to get a response after publishing my article titled “The Occurrence of Cowfish in West Lakes & the Port River” online. The posting of the article on our website was immediately duplicated on our Facebook page. Almost immediately, Mike Bossley commented on Facebook: – “I have had reports of cowfish in West Lakes also, including a... Read more

Posted in Bony fishes | By

Nov 3

November 3, 2017

The Spines of Cowfish

In our July 1987 newsletter (No.120), I wrote about the spines of cowfish. I reported having found several small cowfish, both Ornate and Shaw’s. Some were so small that they didn’t have any spines at all. A 2cm-diameter and a 2.5cm Ornate Cowfish did not have any spines at all. Another one, which was just over 3cm-diameter, had just started... Read more

Posted in Bony fishes | By