A Welcome Sight: Seagrass Returning to the Mosquito Lagoon

July 27, 2026July 27, 2026

For anyone who has spent time on the lagoon over the past decade, the Mosquito Lagoon seagrass recovery is one of Florida’s most encouraging conservation success stories. After years of widespread seagrass loss caused by poor water quality, harmful algae blooms, hurricanes, and other environmental pressures, many areas are once again showing remarkable signs of recovery.

Volunteers build an oyster-shell reef in shallow coastal waters during a shoreline restoration project.

Why Mosquito Lagoon Seagrass Matters

As water clarity has improved, sunlight is reaching the lagoon bottom, allowing seagrass to naturally recolonize areas where it had disappeared. These expanding grass beds are far more than underwater plants—they are the foundation of the lagoon’s ecosystem. Healthy seagrass provides critical habitat for shrimp, crabs, baitfish, seatrout, redfish, tarpon, manatees, and countless other species while stabilizing sediments, improving water quality, and helping maintain the clear, shallow flats that make the Mosquito Lagoon world-renowned.

Restoration Through Science and Partnership

This recovery did not happen by accident. It reflects years of dedication by state and local governments, scientists, conservation organizations, volunteers, and the boating and fishing community. The St. Johns River Water Management District has played a significant role through projects designed to improve water quality, restore natural hydrology, reduce nutrient loading, expand scientific monitoring, and protect critical habitat throughout the Indian River Lagoon system. These efforts, combined with restoration work by numerous public and private partners, have helped create the conditions necessary for seagrass to return.

Snorkeler uses an underwater quadrat to monitor seagrass in clear, shallow coastal water.

The progress we’ve witnessed demonstrates an important lesson: restoration takes patience, science, and sustained investment. Nature has an incredible ability to heal when given the opportunity.

Protecting the Lagoon’s Recovering Flats

While there is still important work ahead, every new acre of seagrass is another step toward restoring one of Florida’s most treasured fisheries. As anglers and boaters, we also have a responsibility to protect these recovering flats by avoiding prop scars, using designated channels whenever possible, and respecting shallow-water habitats. Together, we can ensure the Mosquito Lagoon continues its remarkable comeback for generations to come.

Hell’s Bay Boatworks President Chris Peterson also serves on the Governing Board of the St. Johns River Water Management District.