Tag Archives: brittle stars

Sea cucumbers, stars and urchins on Lord Howe

Posted on Friday, 2 December 2011 by

I was going to call this post “the pentaradials”, because sea cucumbers, sea stars, brittle stars and sea urchins all have similar body plans (fivefold symmetry), but decided I was trying too hard. It’s a good excuse to group them … Continue reading →

Posted in The sea, Travels | Tagged , , , , , | 1 Comment

High noon, low tide at the rock pools

Posted on Friday, 30 September 2011 by

Around spring equinox, the low tides are lower than usual. The sand deposited by winter storms is starting to be washed off the rocks, and there is now lots of life in the Flat Rock rock pools, although surprisingly few … Continue reading →

Posted in The sea | Tagged , , , , , , , , | 6 Comments