White oval bugs. Chitons? Flatworms?

[bryanfuel]

Noticed a ton of these on my rocks at night. Something to worry about?

 

[KJ]

Look like Isopod Serolid good CUC.

 

[bryanfuel]

Look like Isopod Serolid good CUC.

Hmmm looking at the google images, that doesn’t look right.

 

[Reefer Reboot]

Hard to tell from pics, is it soft or hard shelled? If shelled, is it segmented? If soft, Google Platyhelminthes to see if it resembles any.

 

[ZipAdeeZoa]

Looks like chitons to me.

 

[reef lover]

If slow moving chiton. If faster sand skater.

 

[KJ]

 

[bryanfuel]

Finally got a better picture of one; it has a hard shell.

Hard to tell from pics, is it soft or hard shelled? If shelled, is it segmented? If soft, Google Platyhelminthes to see if it resembles any.

Hard shell with a soft bottom and outer ridge

I think you are right! So good thing to have?

 

[reef lover]

Yup!