Urchins are great algae mowers

[Crotalus]

They are also little jerks. This one pulled the same stunt two days in a row.

 

[xxkenny90xx]

I hear that! I tried and tried to keep my pincusion but after close to a year I gave up and threw it into the sump. They just don't listen to reason!

 

[Calm Blue Ocean]

They are also little jerks. This one pulled the same stunt two days in a row.

Caught mine with a Kenya tree last week but he's not usually that fashionable. Thermometers and ammonia alert badges are more his style!