What is this and how to take it out?

[ankloss]

Hello.
I need a little bit help, as I get this thinks in the sump, please see picture. What is it and how to take it out?
Anyway know this?
Andreas

 

[NashobaTek]

The white spots? If so it's probably pineapple sponges and they're a good filter feeder

 

[mvbrandt]

Pineapple sponges. Rejoice.

 

[MaxTremors]

Sponges or spirorbid worms.

 

[Billdogg]

Sponges or spirobid worms.

^^^This^^^

Either way, a good indicator of a healthy system, and freebie filter feeders.