Forecasts: Tides, Surf, Etc.
Did you know you can get alerts to your phone for shark sightings?
Dorsal App gives you real-time alerts for Australia and the US including Hawaii.
Sharktivity is an app that gives you white shark sightings along Cape Cod and the South Shore in Massachusetts.
Also, the City of Newport Beach launched a marine animal monitoring log website that includes sharks. Check it out here.