ID please!

[Samsbichir]

Anyone can id this? Looks like some sort of gudgeon...

 

[Essjay]

It's a knight goby, Stigmatogobius sadanundio

http://www.fishforums.net/threads/knight-goby.88058/

 

[Samsbichir]

I cant believe ive never seen one before... Have heard people talking about them though. Thanks for the id!