What r these? Pods grown big?

[Brancho]

I was just changing my filter and found these in my bucket?? Are they just pods that grew big??

 

[AvidReefer]

Those look like amphipods. They are very beneficial and fish love to eat them. They also eat cyano. They perform a similar function to copepods, they're just a lot bigger!

 

[EeyoreIsMySpiritAnimal]

What is that!! A R2R guide to common new tank hitchhikers.

One of the greatest things about starting a reef tank is getting your live rock in and admiring all the diversity within it. The rock comes to life different creatures. This is a guide that I, along with a very well known critter identifier @KJ , have put together for the new reefer on what...

www.reef2reef.com