Fishing · Florida Keys

Fishing in Key Largo

Diving capital of the US. Crystal-clear tropical water, shallow patch reefs, and deep wrecks including the Spiegel Grove and Duane. Consistently 30–80ft viz in summer, more volatile in winter.

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

Open live conditions →

Conditions snapshot — May 31, 2026

Water

85°F

Wind

2 kts

Wave

0.5 ft

Swell

0.5 ft

Period

2.1s

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

Notable species

Key Largo is known for:

Mutton SnapperHogfishMahiGrouperYellowtail Snapper

What Submarius shows for Key Largo

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 Key Largo specifically, the app shows any recent tagged sharks within range and lets you enable push notifications for sightings on your active tiles.