Conditions & tides
Scored by DiveConnect's site-physics model
Marine forecast via Copernicus Marine. Score is a rule-based guide from swell/wind vs. the site's exposure — always dive your own assessment.
Dived here today? How were conditions vs. what we showed?
About this site
John Marvin lies off the coast of New Jersey, in the Atlantic waters typical of the state's wreck-diving grounds south of Barnegat Inlet. The coordinates place it in open ocean waters reached by boat from the Jersey Shore.
AI overviewMarine life here
Confirmed by our research team, reported by independent divers, or observed nearby via iNaturalist — each entry is labelled with its source.
Dusky Smooth-houndMustelus canisReported here · unconfirmed
Durable tips from divers — access, hazards, marine life, facilities. For day-of conditions, use the report tool in the conditions card above.
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