Viewing: sea urchins

Sep 8

September 8, 2016

What Is CIGESMED for Divers?

In November 2013, I hosted Vasilis Gerovasileiou from Greece during his visit to South Australia. We only managed one dive together though. We managed a dive at Rapid Bay jetty on16th November 2013. Vasilis had only brought a 5mm wetsuit with him for his dives in Australia. This suit probably served him well for dives in WA & Queensland, but it didn’t work out so well for his dive in SA. The water temperature at Rapid Bay in November was…

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Jul 19

July 19, 2016

Follow-up re Sea urchin barrens and mini-barrens

Further to my article titled “Sea urchin barrens and mini-barrens” (http://wp.me/p4BvtZ-pZ ), Society member, David Muirhead commented, “Magazine Bay looks so nice Steve. I can see why you dived that day rather than sat on the beach reading a magazine (or waiting for one to explode)!” David then added, “PS: the only barrens or minis I’d seen in my early diving days were in Fiji and those were uncommon, but here in SA it is only in the last few…

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Sep 20

September 20, 2015

Sea urchin barrens and mini-barrens

Our Patron, Scoresby Shepherd, was one of the editors of “Ecology of Australian Temperate Reef – The Unique South”, along with Graham Edgar. It was published in 2013. When the book was being prepared for publication, a little earlier on, Scoresby contacted me about one of my photos that had been published in our March 2009 newsletter (No.363). The photo in question was the one on the bottom of page 5, showing “A congregation of Heliocidaris erythrogramma sea urchins at…

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