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The Gulf sturgeon is a large, anadromous fish found in the Gulf of Mexico and its tributaries. Recognized by its bony plates and long body, it migrates between freshwater rivers for spawning and marine waters for feeding. This species is threatened and protected under the Endangered Species Act.
Length
~150" (max 274)
Weight
~68" (max 136)
Water
Fresh, brackish, salt
Water Temp
15-20° F
Depth
4-12 ft
Protecting
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Inhabits rivers, estuaries, and coastal waters
Prefers areas with sandy or gravel substrates for spawning
Feeds on benthic invertebrates like mollusks, crustaceans, and marine worms
Juveniles stay in freshwater for about two years before migrating to marine environments
Spawning occurs in freshwater rivers during the spring
Males mature between seven and twelve years, females between eight and seventeen
After hatching, juveniles remain in rivers before migrating to the sea
Adults migrate annually between feeding and spawning grounds, showing significant weight fluctuations based on feeding patterns.
