Marine Gastropods

I'm on 76 observations already:
https://www.inaturalist.org/observations?captive=true&d1=2021-01-01&d2=2021-01-10&iconic_taxa=Mollusca&place_id=any&subview=grid&user_id=tiagojrc&verifiable=any

If someone is available to help me identify these observations I would be grateful!

Here are the details:
https://www.inaturalist.org/journal/tiagojrc/45185-sea-shells

Posted on Ιανουάριος 10, 2021 0901 ΜΜ by tiagojrc