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Spawn timing & temperature guide

Red Drum spawn timing guide.

Sciaenops ocellatusInshore SaltwaterBroadcast spawnerPeer-reviewed

The Red Drum spawn cycle is driven by water temperature, not calendar date — fish initiate spawn behavior when water reaches 70°F regardless of when that happens in your region. Pre-spawn red drum form massive schools (bull red schools) at inlet mouths and along beaches in late summer and fall, staging for offshore s

Red Drum spawn temperature gauge

Spawn behavior is driven by water temperature, not calendar date. The same red drum may spawn weeks earlier in southern range than northern — track water temp, not the date.

32°37°42°47°52°57°62°67°72°77°82°87°Peak 75–84°F
Pre-spawn — best fishingPeak spawn — conservationPost-spawn — recovery feeding·Dashed line = peak spawn boundaries

Red Drum spawn cycle

Pre-Spawn
68–70°F
Trophy fishing
Spawn
70–88°F (peak 75–84°F)
Conservation window
Post-Spawn
88–96°F (~21 days)
Recovery feeding
Summer Pattern
Above 96°F
Standard summer patterns

Phase-by-phase breakdown

Pre-Spawn

Trophy fishing window
68–70°F

Pre-spawn red drum form massive schools (bull red schools) at inlet mouths and along beaches in late summer and fall, staging for offshore spawning.

Fall bull red schools at Outer Banks inlets, Lowcountry passes, and Gulf coast beaches are iconic — peak season for trophy reds (40+ inches).

Spawn

Conservation window
70–88°F (peak 75–84°F)

Active spawning behavior. Broadcast spawners. Adults move offshore for spawning; juveniles and sub-adults remain inshore year-round.

Federal commercial harvest of red drum has been closed in federal waters since 2007. Recreational harvest is state-managed with slot limits — keeping reds within slot, releasing oversized bull reds is

Conservation context

Federal commercial harvest of red drum has been closed in federal waters since 2007. Recreational harvest is state-managed with slot limits — keeping reds within slot, releasing oversized bull reds is the standard.

Post-Spawn

Recovery feeding
88–96°F (~21 days)

Post-spawn reds return to inshore habitat through winter and spring. Females may produce multiple egg batches per season.

Winter back-bay reds are the post-spawn pattern for many southern inshore fisheries.

Summer Pattern

Standard patterns
Above 96°F

Fish disperse to summer habitat and feeding patterns. Spawn cycle complete until following year.

Standard summer fishing tactics apply.

Regional spawn windows

Red Drum spawn timing varies by region. Southern range fish initiate spawn first; northern fish later.

  • Chesapeake Bay (Lower)September – November

    Chesapeake Bay bull red staging peaks September; offshore spawn peaks October.

    JanJan — Outside spawn windowFebFeb — Outside spawn windowMarMar — Outside spawn windowAprApr — Outside spawn windowMayMay — Outside spawn windowJunJun — Outside spawn windowJulJul — Outside spawn windowAugAug — Pre-spawn — water rising toward 70°FSepSep — Peak spawn (75–84°F)OctOct — Peak spawn (75–84°F)NovNov — Peak spawn (75–84°F)DecDec — Post-spawn — water at 88°F+
    Typical window: September – November
  • North Carolina Outer BanksSeptember – November

    Outer Banks bull red run peaks October.

    JanJan — Outside spawn windowFebFeb — Outside spawn windowMarMar — Outside spawn windowAprApr — Outside spawn windowMayMay — Outside spawn windowJunJun — Outside spawn windowJulJul — Outside spawn windowAugAug — Pre-spawn — water rising toward 70°FSepSep — Peak spawn (75–84°F)OctOct — Peak spawn (75–84°F)NovNov — Peak spawn (75–84°F)DecDec — Post-spawn — water at 88°F+
    Typical window: September – November
  • South Carolina LowcountrySeptember – November

    Lowcountry SC bull red staging peaks September–October.

    JanJan — Outside spawn windowFebFeb — Outside spawn windowMarMar — Outside spawn windowAprApr — Outside spawn windowMayMay — Outside spawn windowJunJun — Outside spawn windowJulJul — Outside spawn windowAugAug — Pre-spawn — water rising toward 70°FSepSep — Peak spawn (75–84°F)OctOct — Peak spawn (75–84°F)NovNov — Peak spawn (75–84°F)DecDec — Post-spawn — water at 88°F+
    Typical window: September – November
  • Louisiana CoastAugust – November

    Louisiana Gulf coast bull red run peaks September–October.

    JanJan — Outside spawn windowFebFeb — Outside spawn windowMarMar — Outside spawn windowAprApr — Outside spawn windowMayMay — Outside spawn windowJunJun — Outside spawn windowJulJul — Pre-spawn — water rising toward 70°FAugAug — Peak spawn (75–84°F)SepSep — Peak spawn (75–84°F)OctOct — Peak spawn (75–84°F)NovNov — Peak spawn (75–84°F)DecDec — Post-spawn — water at 88°F+
    Typical window: August – November

Spawn habitat

  • Offshore and nearshore broadcast spawning
  • Inlet mouths during staging
Typical depth: 20–200 ft
Male vs. female behavior

Broadcast spawners. Adults move offshore for spawning; juveniles and sub-adults remain inshore year-round.

Closed seasons & regulations

No widespread closed seasons during red drum spawn. Voluntary catch and release during peak spawn weeks is the widely-followed best practice in conservation-minded angling.

Source

Wilson, C.A. and D.L. Nieland. 1994. Reproductive biology of red drum. NMFS Bulletin.

Source documentation →

Track water temp for red drum spawn timing.

Bield: Fish ties USGS gauge data and your saved species to spawn thresholds. Get notified when red drum hit pre-spawn temperature in your area.

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