100519 Terumbu Semakau

Terumbu Semakau lies between Semakau and Bukom. It is home to an amazing number of soft and hard coral and large patches of seagrass.


Pseudoceros sp..


Kok Sheng found this Discodoris boholiensis quite early on.




He also found this nudibranch, Ceratosoma sp. (cerato=horn, soma=body).


Phyllidiella nigra.


These anemones (posy?) were everywhere.


Edwardsiidae.


Phymanthus sp..


Heteractis magnifica. Mei Lin found a large patch of them.


Stichodactyla gigantea.


Cryptodendrum adhaesivum.


It has a pair of anemone shrimp (Periclimenes brevicarpalis) on it. This one is the male.


Entacmaea quadricolor.




Macrodactyla?




Corallimorphs.


Euphyllia sp..




Mussidae.


Pocillopora sp..




Faviidae.


Goniopora sp..


Galaxea sp..


Pavona sp..




Acropora sp.


Merulina sp. (thanks for the ID Chay Hoon).


Turbinaria sp. and zoanthids.


Alcyonacea.


An impressive stretch of soft leathery coral (Alcyoniidae). Unfortunately showing signs of discoloration.


Some of the leathery coral were quite large, this one was 1 m across. Also looking a bit discolored.


Some were weirdly colored.


Another two giant clams (Tridacna crocea) for Mei Lin.


Opened fruit of Enhalus acoroides.


Cymbiola nobilis.


These ascidians were everywhere.


3 different coral growing next to each other.




A buildup of washed up dead coral on the Semakau side.


Quite a few of these worm eels about. They seem unafraid of humans, happily going about their business even when I close in on them.


Butterfly fish.


A beautiful Cerianthid. I saw only one.