Single-zone SST guide
Gag Grouper water temperature at Florida Middle Grounds & Tampa Offshore.
- Mycteroperca microlepis
- Bottom
- August: absent
Typical August SST in Florida Middle Grounds & Tampa Offshore is 82–86°F. Gag Grouper prefer 59–75°F with peak activity in 64–72°F.
SST threshold
Gag Grouper threshold gauge.
Year-round overlap
Florida Middle Grounds & Tampa Offshore SST × Gag Grouper range.
Where Florida Middle Grounds & Tampa Offshore typical monthly SST overlaps with gag grouper's preferred and optimal ranges, the species is in range.
Best months
January, February, March, April, November, December
| Month | Zone SST | Status |
|---|---|---|
| Jan | 60–68°F | Peak |
| Feb | 60–66°F | Peak |
| Mar | 62–70°F | Peak |
| Apr | 70–76°F | Peak |
| May | 74–80°F | Outside |
| Jun | 80–84°F | Outside |
| Jul | 82–86°F | Outside |
| Augnow | 82–86°F | Outside |
| Sep | 80–84°F | Outside |
| Oct | 74–80°F | Outside |
| Nov | 68–76°F | Peak |
| Dec | 62–70°F | Peak |
Best months
January, March, November, December
Find the temperature transition line between inshore and offshore — gag stage there in fall and spring. Live pinfish, big jigs, and frozen sardines on hard bottom in 100–300 feet.
Verify with current SST imagery
These ranges are climatological norms. Actual SST varies year over year — get an SST satellite shot the day before you run.
Live SST imagery for Florida Middle Grounds & Tampa Offshore.
Bield: Fish overlays current NOAA CoastWatch SST onto your chartplotter view and alerts you when Florida Middle Grounds & Tampa Offshore hits gag grouper's optimal 64–72°F window.
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