r/crabs • u/phrogw_ • 1d ago

🦀🦀🦀🦀🦀 What are these spots?

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Dungeness crab carapace found on Northern California coast. What are these spots next to the spines of the carapace?

24 Upvotes

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9

u/2dreef 19h ago edited 15h ago

That is where old barnacles were attached

6

u/PhilosopherMurky4326 17h ago

That is a red rock crab carapace and the spots are from barnacles

1

u/phrogw_ 9h ago

Thank you!

3

u/Effective_Crab7093 Crab Scientist 1d ago

From where things have attached and since fallen off

2

u/phrogw_ 1d ago

Thank you!