Tag Archives : Invertebrates

Posts on all invertebrates, marine, terrestrial, freshwater, UK and worldwide.


Racing stripe flatworm

Racing stripe flatworm swims over Discosoma coral Location & date Chocolate Island, Malapascua, Philippines. 16th November 2014 Subject The racing stripe flatworm Pseudoceros bifurcusĀ is a ‘say what you see’ species. The distinctive white stripe with dark border easily identifies this species. This example has a cut, possibly a bite mark, on one side. This particular […]

Racing Stripe Flatworm on colourful coral

Fluorescent polyps of reef building coral

Fluorescent coral polyps

Image under ultraviolet showing fluorescent coral polyps Location & date Wadi Lahami, Red Sea, Egypt: 23rdĀ June 2014 Subject Corals of the Pocillopora genus are some of the fastest growing on the coral reef, and are therefore an important part of the reef building process. They tend to be found in shallow water – this one […]


Double-spined or banded sea urchin

The double-spined or banded sea-urchin Echinothrix calamaris   Location & date Malapascua, Philippines: 14th November 2014 Subject A close-up of the banded (or double-spined) sea urchin Echinothrix calamaris showing the translucent anal papilla (which looks like a glitter ball). The banded spines can clearly be seen, as well as the five naked areas of test […]

Double-spined urchin