Fishing · Southern California

Fishing in Catalina Island

One of the most popular spearfishing and diving islands on the US West Coast. Kelp forests on the front side, bluewater pelagic shots on the back side. Short ferry from LA/OC.

Live conditions, bite score, tide and moon timing for rod-and-reel fishing in Santa Catalina Island, CA. Open the app for a live verdict, tappable factor breakdown, and an 8-day forecast — free, no signup needed.

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Conditions snapshot — May 31, 2026

Water

66°F

Wind

1 kts

Wave

3.7 ft

Swell

4.1 ft

Period

6.6s

Snapshot from May 31, 2026. Live values, factor breakdowns, and 8-day forecast in the app.

Notable species

Catalina Island is known for:

YellowtailWhite SeabassCalico BassSheepheadBlack Seabass

What Submarius shows for Catalina Island

Verdict score (0–10). Aggregates wind, swell, tide, moon, and barometric trend into one decisive number.
Best window. The 2–3 hour stretch each day when conditions peak.
8-day forecast. Auto-scaled line graph showing which day this week is trending good.
Bite score. Tide stage, moon phase, solunar windows, and pressure trend combined into a 0–10 predictor.
Free, anonymous. Check conditions with location on — no signup until you want to save spots or post reports.

Safety in the water

Submarius ships OCEARCH tagged-shark alerts, community shark sightings, SOS, and buddy GPS sharing — permanently free, regardless of subscription tier. For Catalina Island specifically, the app shows any recent tagged sharks within range and lets you enable push notifications for sightings on your active tiles.