Single-zone SST guide

Gag Grouper water temperature at Florida Middle Grounds & Tampa Offshore.

  • Mycteroperca microlepis
  • Bottom
  • June: absent

Typical June SST in Florida Middle Grounds & Tampa Offshore is 8084°F. Gag Grouper prefer 5975°F with peak activity in 6472°F.

SST threshold

Gag Grouper threshold gauge.

50°55°60°65°70°75°80°85°90°Peak 6472°
Outside toleranceSuboptimalGoodPeak·Dashed line = hard threshold

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

MonthZone SSTStatus
Jan6068°FPeak
Feb6066°FPeak
Mar6270°FPeak
Apr7076°FPeak
May7480°FOutside
Junnow8084°FOutside
Jul8286°FOutside
Aug8286°FOutside
Sep8084°FOutside
Oct7480°FOutside
Nov6876°FPeak
Dec6270°FPeak

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 6472°F window.

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