Various algae IDs

[Crazeh]

Hi,

Have uploaded a few pictures below showing various algae types on my LR.

Would be great if anyone could ID them, just for my own curiosity.

Thanks

 

[Crazeh]

Edit: In image 2 there's a zoa looking plant. Hard to see as poor pic but has 3 heads.

 

[NinnJinn]

You would probably have better luck posting in the algae thread.

https://www.reef2reef.com/forums/algae-including-nuisance-algae-and-bacteria.631/

 

[cristata.reef]

OK so P1 looks like the beginning of Gelidium growth but I'm not sure. Green tubes are a species of cladophora or chaetomorpha (not the one we have in our refugiums but similar). P3 is Ulva. Polyps are either hydroids or Epizoanthus/Parazoanthus, but probably hydroids