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SoCalSCUBA posted on r/asklosangeles6d
https://divecenter.com/beach-dive-site-surveys/ https://pacificwilderness.com/?page_id=15 https://www.amazon.com/Divers-Guide-Southern-Californias-Beach/dp/0962860042 Highly variable, but generally way better if you spend $125+ to go out on a boat...