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Bield:Fish
Sea surface temperature guide

Greater Amberjack sea surface temperature guide.

Seriola dumeriliBottomAgency-reported threshold data

Greater amberjack are the iconic deep-structure fight fish — wrecks, rigs, and ledges from the Carolinas through the Gulf. SST is less predictive for AJ than for pelagics; bottom structure is the key locator.

SST threshold gauge

The water temperature ranges that determine where greater amberjack hold and feed. Hard thresholds (dashed lines) are values outside which fish actively depart or become inactive.

50°55°60°65°70°75°80°85°90°Peak 70–78°
Outside toleranceSuboptimalGoodPeak·Dashed line = hard threshold
Optimal range70–78°F
Preferred range66–82°F
Avoid below60°F
Avoid above86°F
Threshold source (Agency-reported) →

Depth profile & SST reliability

Typical depth
60500 feet
SST as locator
Moderate — SST is a partial signal

Amberjack hold over deep structure and respond to current edges. Surface SST is a weaker signal than for pelagics.

Current systems & structure

Temperature breaks

Amberjack key on bait pushed onto wrecks and rigs by current. Spring and fall current breaks concentrate fish.

Zone-by-zone calendar

For each zone where greater amberjack are present, the chart overlays the zone's typical monthly SST range with the species' preferred and optimal ranges. Months where the bands overlap are when fish are in range.

South Atlantic

Long Bay & Myrtle Beach OffshoreLittle River SC · Myrtle Beach SC
Best months
April, May, June, October, November
MonthZone SSTStatus
Jan6068°FFishable
Feb5866°FOutside
Mar6270°FFishable
Apr6876°FPeak
Maynow7280°FPeak
Jun7684°FPeak
Jul8086°FFishable
Aug8086°FFishable
Sep7884°FFishable
Oct7280°FPeak
Nov6674°FPeak
Dec6270°FFishable
Charleston Offshore & Georgia BightCharleston SC · Hilton Head SC
Best months
March, April, May, October, November, December
MonthZone SSTStatus
Jan6270°FFishable
Feb6068°FFishable
Mar6472°FPeak
Apr7076°FPeak
Maynow7480°FPeak
Jun7884°FFishable
Jul8086°FFishable
Aug8086°FFishable
Sep7884°FFishable
Oct7480°FPeak
Nov6876°FPeak
Dec6472°FPeak
Northeast Florida Offshore & St. AugustineMayport FL · St. Augustine FL
Best months
January, March, April, May, October, November, December
MonthZone SSTStatus
Jan6472°FPeak
Feb6470°FFishable
Mar6674°FPeak
Apr7278°FPeak
Maynow7682°FPeak
Jun8084°FFishable
Jul8286°FOutside
Aug8286°FOutside
Sep8084°FFishable
Oct7682°FPeak
Nov7076°FPeak
Dec6672°FPeak

Gulf of Mexico

Florida Middle Grounds & Tampa OffshoreTampa FL · St. Petersburg FL
Best months
April, May, October, November
MonthZone SSTStatus
Jan6068°FFishable
Feb6066°FOutside
Mar6270°FFishable
Apr7076°FPeak
Maynow7480°FPeak
Jun8084°FFishable
Jul8286°FOutside
Aug8286°FOutside
Sep8084°FFishable
Oct7480°FPeak
Nov6876°FPeak
Dec6270°FFishable
Destin & Pensacola OffshoreDestin FL · Pensacola FL
Best months
March, April, May, October, November
MonthZone SSTStatus
Jan6068°FFishable
Feb6066°FOutside
Mar6472°FPeak
Apr7078°FPeak
Maynow7480°FPeak
Jun8084°FFishable
Jul8286°FOutside
Aug8286°FOutside
Sep8084°FFishable
Oct7278°FPeak
Nov6674°FPeak
Dec6270°FFishable
Alabama & Mississippi Canyon OffshoreOrange Beach AL · Dauphin Island AL
Best months
March, April, May, October, November, December
MonthZone SSTStatus
Jan6270°FFishable
Feb6268°FFishable
Mar6672°FPeak
Apr7280°FPeak
Maynow7682°FPeak
Jun8084°FFishable
Jul8286°FOutside
Aug8286°FOutside
Sep8084°FFishable
Oct7480°FPeak
Nov6876°FPeak
Dec6472°FPeak
Louisiana Deepwater & RigsVenice LA · Grand Isle LA
Best months
January, March, April, May, October, November, December
MonthZone SSTStatus
Jan6472°FPeak
Feb6470°FFishable
Mar6874°FPeak
Apr7278°FPeak
Maynow7682°FPeak
Jun8084°FFishable
Jul8286°FOutside
Aug8286°FOutside
Sep8084°FFishable
Oct7682°FPeak
Nov7078°FPeak
Dec6674°FPeak
Texas Offshore & Flower Garden BanksGalveston TX · Freeport TX
Best months
January, March, April, May, October, November, December
MonthZone SSTStatus
Jan6472°FPeak
Feb6470°FFishable
Mar6874°FPeak
Apr7278°FPeak
Maynow7682°FPeak
Jun8084°FFishable
Jul8086°FFishable
Aug8086°FFishable
Sep7884°FFishable
Oct7482°FPeak
Nov7078°FPeak
Dec6674°FPeak

Conservation & regulations

GMFMC / SAFMC / NOAA

Overfished (Gulf) — under recovery plan. Closed seasons during spawning periods. Tight bag and size limits. Verify current rule before harvest.

Stock assessment source →

Drop big jigs and live blue runners to wrecks, rigs, and reefs. Amberjack are aggressive — they'll hit anything that looks alive. Target current-facing edges of structure.

Sources

SST threshold data is summarized from agency and research sources. Year-to-year ocean conditions vary; verify current SST imagery before each trip.

See live SST for your offshore zone.

Bield: Fish overlays NOAA CoastWatch SST imagery on your chartplotter view, highlights the temperature breaks that match greater amberjack thresholds, and alerts you when your home zone hits the 7078°F window.

This page shows climatological SST patterns for planning purposes. Live SST data is available in the Bield: Fish app via NOAA CoastWatch. Charts on this page reflect typical year SST climatology — actual conditions vary.