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Biology and Ecology

 namedescriptiontypepublication datemetadatadownload
Bird SpeciesWild bird species nesting and breeding in RI with their probable areas of distribution. 12/1996
s44nbs96.zip (0.1 MB) E00;
birds.zip (0.1 MB) SHP
Degraded Coastal Wetlands of Narragansett BayInternally degraded coastal wetland sites in Narragansett Bay delineated from 1996 true color aerial photography. 04/2003
nbdegrade_e00.zip (0.7 MB) E00;
nbdegrade_shp.zip (0.5 MB) SHP
Eelgrass (Line)Eelgrass beds estuarine and marine wetlands in narragansett bay with feature attribute coding for wetlands and deepwater habitats to USFWS standards for beds less than 40 feet wide. 06/2000
s44nel99.zip (0.1 MB) E00;
eelline.zip (0.1 MB) SHP
Eelgrass (Polygon)Eelgrass beds estuarine and marine wetlands in narragansett bay with feature attribute coding for wetlands and deepwater habitats to USFWS standards for beds greater than 40 feet wide. 06/2000
s44nep99.zip (1.3 MB) E00;
eelpoly.zip (1.2 MB) SHP
Forest HabitatForest habitat compiled from baseline 2003/04 land-use & land-cover data, and subsequently enhanced by several existing forestry datasets, new shrubland data, and and manual classification. 03/2012
forestHabitat12.zip (137 MB) SHP
Invasive Plant Species (Forest Health Works Project)Non-native invasive plant species as documented within selected Rhode Island priority forests by the Forest Health Works Project. Download includes multiple datasets including individual species data and supplemental field work data. 06/2012
FHWP12.zip (2 MB) SHP
Natural Heritage AreasEstimated habitat and range (polygons) of rare species and noteworthy natural communities in Rhode Island. 03/2014
natHeritage14.zip (0.1 MB) SHP
Submerged Aquatic Vegetation (2006)Submerged aquatic vegetation habitats in Rhode Island Narragansett Bay coastal waters. Habitat classes include eelgrass and a few types of algae. Interpreted from August 2006 orthophotography collected on behalf of the RI Eelgrass Mapping Task Force, also available from RIGIS. 05/2013
SAV06.zip (0.1 MB) SHP
Submerged Aquatic Vegetation (2009)Eelgrass and widgeon grass habitats in several Rhode Island coastal ponds. Interpreted from July 2009 orthophotography collected on behalf of the U.S. Fish and Wildlife Service, not currently available from RIGIS. 05/2013
SAV09.zip (0.1 MB) SHP
Submerged Aquatic Vegetation (2012)Eelgrass and widgeon grass habitats in Rhode Island coastal waters, including coastal ponds and Narragansett Bay. Interpreted from June 2012 orthophotography collected on behalf of the RI Eelgrass Mapping Task Force, also available from RIGIS. 05/2013
SAV12.zip (0.8 MB) SHP
WetlandsWetlands as interpreted from 1988 aerial photography to one quarter acre polygon resolution by Cowardin 16 classification scheme. 10/1993
s44wwt93.zip (20 MB) E00;
wetlands93.zip (33 MB) SHP

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