Viewing: anemone

Dec 21

December 21, 2014

The Swimming Anemone, Phylctenactis tuberculosa

The swimming anemone, Phylctenactis tuberculosa, may vary in colour from the usual dull orange-brown to olive, to red-brown, to orange, pale pink and light to dark grey-blue, and often combinations of these colours (according to “A field guide to the marine invertebrates of South Australia” by Karen Gowlett-Holmes). I took this photo of a swimming anemone at Port Victoria in... Read more

Posted in Cnidaria | By

Nov 30

November 30, 2014

Buried Shovelnosed ray, Glenelg by Dan Monceaux MLSSA

Nocturnal observations around Glenelg marina and jetty

While this weekend’s scorching hot temperatures kept my wife and I out of the sun for the most part, we couldn’t resist making a late night beach walk down at Glenelg. While the habitats there are highly modified due to breakwater and marina construction, dune removal for coastal development plus stormwater, Patawalonga and treated wastewater inflows, there remains an abundance... Read more

Posted in intertidal zone, Invasive species, Jetties, Marine invertebrates, Pollution, Sharks & Rays, Stormwater | By

Oct 15

October 15, 2014

A Swimming Anemone’s mistaken identity

The unusual form of the Swimming Anemone was recently mistaken for a bubble coral. Fortunately the Marine Life Society of South Australia’s expert eyes picked up on the error and politely set the record straight. Invertebrate blogger and author of Aristotle’s Lantern Heather Lynn initially suggested on Facebook that the following photo was beyond its known range of distribution. Guerilla Bay... Read more

Posted in Citizen Science, Cnidaria, Coral, intertidal zone | By

Oct 7

October 7, 2014

cuttlefish and purple sea urchin at Point Lowly by Dan Monceaux

Aristotle’s lantern and other ‘invertebrate bits’ by Heather Robertson

Heather Lynn Robertson/Stoker writes a blog on marine invertebrates entitled Aristotle’s Lantern. As the title of her blog suggests, Heather seems to be particularly keen on sea urchins. In her own words, “Aristotle’s lantern… is a hard, calcareous feeding structure comprised of very intricate parts unique to sea urchins.” Here is a small excerpt from one of Heather’s recent blog... Read more

Posted in Cephalopods, Cnidaria, Coral, Creative writing | By