Macro ID please. Florida

[jdjp]

Found in jupiter florida.
firm slimey texture.

Anything i could use in my tank?

 

[jdjp]

Could the ones on the right be halymenia floridana?

 

[xian]

I think the ones on the right are Enteromorpha. No idea on the others.

 

[jdjp]

Thanks. I just went ahead and bought a bunch