Website

https://geo-sfwmd.hub.arcgis.com/datasets/loxahatchee-river-seagrass-communities-2006 ; https://geo-sfwmd.hub.arcgis.com/datasets/estero-bay-seagrass-communities-1999 ; https://data-floridaswater.opendata.arcgis.com/datasets/open-data-wetlands-seagrass

Region(s)

NE, SE, SW

Summary

SAV mapping conducted on Florida West Coast. Loxahatchee River District surveys conducted in situ in large polygons; methods variable. Seagrass Mapping within the Indian River Lagoon is conducted by a partnership of SFWMD and SJRWMD, and is available in SEACAR Program 3014.

Parameters

SAV acreage from aerial imagery. Includes Continuous/Patchy Seagrass, SAV (undefined as patchy/continuous), Attached macroalgae, unconsolidated substrate, and tidal flat (depending on survey area and year - see summary file GIS_3019_Dates_Hectares.xlsx.

Notes

SFWMD SAV data - Included in SEACAR: • Estero Bay 2014, 2008, 2004, 1999 • Florida Bay 2004/2005 (sampledate set to 1/1/2005) • Loxahatchee River 2007, 2004

Application

Publications

Start

1994

End

Current

Frequency

Variable

Method

aerial mapping for acreage and cover was interpolated from aerial photos; Loxahatchee in water surveys for percent occurrence/ presence/ absence

Discontinuity

Data Location

https://geo-sfwmd.hub.arcgis.com/search?q=seagrass

Data Format

GIS/Shapefile

Habitats

Submerged Aquatic Vegetation

SEACAR Citation

South Florida Water Management District (SFWMD); St. Johns River Water Management District (SJRWMD); Loxahatchee River District (LRD). (2021). SFWMD Regional Seagrass Mapping. Updated 05/07/2025. Distributed by: SEACAR Data Discovery Interface, Office of Resilience and Coastal Protection, Florida Department of Environmental Protection. https://data.florida-seacar.org/programs/details/3019

Alternative Citation

indicates priority attributes