What shrimp eats alage

[barracuda1]

I heard there was an alage eating shrimp(1-2inches). Can anyone give me it's name?

 

[mr.clownfish]

the only shrimp i know is sexy shrimp

try getting a lawnmower blenni. they are awesome fish with tons of personality. all they eat is algae. its in there name

or a linkia starfish.