Any idea what this is?

[AZ_Reefer420]

Does anyone know what this is? Good or bad?

 

[IKD]

Asterina starfish. Mixed reviews on their coral safeness.

 

[AZ_Reefer420]

Asterina starfish. Mixed reviews on their coral safeness.

Do they really get that big though?

 

[IKD]

Additional material for reference

Got a hitchhiker or unknown critter?? Check here for an ID

This thread is to list some of the more common hitchhikers that we come across. Asterina Starfish: R2R member:Jurg Asterina starfish are a common hitchhiker that are seen in many aquariums. These starfish are pretty small and typically get no larger than a centimeter. Asterina...

www.reef2reef.com

 

[IKD]

Do they really get that big though?

No, they stay pretty small. Can reproduce quickly though.

 

[ISpeakForTheSeas]

Do they really get that big though?

Depending on the species, yes:

It depends on the species - some of them can get up to almost 4" (~10cm). Most common ones in the hobby are tiny, but there are actually a number of Aquilonastra species that get larger than 2cm.

 

[AZ_Reefer420]

Depending on the species, yes:

Ok cause this is basically the size of a dime lol

 

[EeyoreIsMySpiritAnimal]

Ok cause this is basically the size of a dime lol

Please read...

Guide to Common Hitchhikers in reef tanks.

The purpose of this thread is to hopefully assist hobbyists in obtaining the correct id and method of treatment to common hitchhikers. Both; the good ones and the bad ones. 1) Anemones: Some times called the flowers of the sea, many hobbyists keep them intentionally for their striking colors...

www.reef2reef.com