20201229
20365600
1.0
TRUE
Map1
The Martha's Vineyard Commission merged together the original panel rasters comprising Martha's Vineyard from MA Coastal Zone Management Agency's SLAMM data for coastal MA. SLAMM is the Sea Level Affecting Marsh Migration. The detailed report, by the Woods Hole Group, is available <a href='https://www.mass.gov/files/documents/2018/12/07/czm-slamm-report-nov2016.pdf' rel='nofollow ugc' target='_blank'>here</a>.<div><br /></div><div>Once merged, the raster data was reclassified to aggregate the wetland categories and then the raster was converted to polygon vector format.<br /><div><br /></div><div>MassCZM has a detailed <a href='https://mass-eoeea.maps.arcgis.com/apps/MapSeries/index.html?appid=be25f9b2019a4f9d86605f1b89e82c9e' rel='nofollow ugc' target='_blank'>SLAMM data viewer</a>. A simpler/generalized, <a href='https://storymaps.arcgis.com/stories/ca681c2f314542c7b23cc7c15ad587f8' rel='nofollow ugc' target='_blank'>SLAMM story map</a>, has been compiled by the Martha's Vineyard Commission. That story map utilizes these focus area SLAMM data results.</div></div>
Wetlands
SLAMM
Martha's Vineyard
Wetland Migration
Initial/baseline SLAMM wetland data for Martha's Vineyard. Wetland categories have been aggregated from original NWI 2011/SLAMM categories.
Martha's Vineyard Commission 2020; MA CZM 2016
Data are for planning purposes only and not for regulatory interpretation. The MVC can not be responsible for the end-user's interpretation of the data. Data are only an excerpt of the larger Mass CZM SLAMM datasets and wetland categories have been generalized by the MVC.
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