Identifying something on my hammer and leather as well

[keef reeper]

Need

 

[keef reeper]

 

[ISpeakForTheSeas]

Sponges - most likely harmless/beneficial, but if they start growing up over the corals or if the corals suddenly start doing poorly, you may want to look at removing the sponges.

 

[keef reeper]

Sponges - most likely harmless/beneficial, but if they start growing up over the corals or if the corals suddenly start doing poorly, you may want to look at removing the sponges.

Ok for sure. I know ive seen some of the pineapple sponges in here but very few. Then i saw these frikn things and was like ahhh now what lol