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Data
CB1TF1 - Northern Chesapeake Bay Segment 1
CB1TF2 - Northern Chesapeake Bay Segment 2
NORTF - Northeast River
ELKOH1 - Elk River Segment 1
ELKOH2 - Elk River Segment 2
BOHOH - Bohemia River
C&DOH - Chesapeake & Delaware Canal
CB2OH - Upper Chesapeake Bay
SASOH1 - Sassafras River Segment 1
SASOH2 - Sassafras River Segment 2
BSHOH - Bush River
GUNOH1 - Gunpowder River Segment 1
GUNOH2 - Gunpowder River Segment 2
MIDOH - Middle River
BACOH - Back River
CB3MH - Upper Central Chesapeake Bay
PATMH - Patapsco River
MAGMH - Magothy River
CHSMH - Lower Chester River
CHSOH - Middle Chester River
CHSTF - Upper Chester River
CB4MH - Middle Central Chesapeake Bay
EASMH - Eastern Bay
CHOMH1 - Mouth of the Choptank River
CHOMH2 - Lower Choptank River
CHOOH - Middle Choptank River
CHOTF - Upper Choptank River
LCHMH - Little Choptank River
SEVMH - Severn River
SOUMH - South River
RHDMH - Rhode River
WSTMH - West River
CB5MH - Lower Central Chesapeake Bay
HNGMH - Honga River
FSBMH - Fishing Bay
NANMH - Lower Nanticoke River
NANOH - Middle Nanticoke River
NANTF - Upper Nanticoke River
WICMH - Wicomico River
TANMH1 - Tangier Sound Segment 1
TANMH2 - Tangier Sound Segment 2
MANMH1 - Manokin River Segment 1
MANMH2 - Manokin River Segment 2
BIGMH1 - Big Annemessex River Segment 1
BIGMH2 - Big Annemessex River Segment 2
POCMH - Lower Pocomoke River
POCOH - Middle Pocomoke River
POCTF - Upper Pocomoke River
PAXMH1 - Lower Patuxent River Segment 1
PAXMH2 - Lower Patuxent River Segment 2
PAXMH3 - Lower Patuxent River Segment 3
PAXMH4 - Lower Patuxent River Segment 4
PAXMH5 - Lower Patuxent River Segment 5
PAXMH6 - Lower Patuxent River Segment 6
PAXOH - Middle Patuxent River
PAXTF - Upper Patuxent River
WBRTF - Western Branch of the Patuxent River
POTMH - Lower Potomac River
POTOH1 - Middle Potomac River Segment 1
POTOH2 - Middle Potomac River Segment 2
POTOH3 - Middle Potomac River Segment 3
POTTF - Upper Potomac River
MATTF - Mattawoman Creek
PISTF - Piscataway Creek
ANATF - Anacostia River
CB6PH - Western Lower Chesapeake Bay
CB7PH - Eastern Lower Chesapeake Bay
RPPMH - Lower Rappahannock River
CRRMH - Corrotoman River
RPPOH - Middle Rappahannock River
RPPTF - Upper Rappahannock River
PIAMH - Piankatank River
MOBPH - Mobjack Bay
YRKPH - Lower York River
YRKMH - Middle York River
MPNOH - Lower Mattaponi River
MPNTF - Upper Mattaponi River
PMKOH - Lower Pamunkey River
PMKTF - Upper Pamunkey River
JMSPH - Mouth of the James River
JMSMH - Lower James River
ELIPH - Lower Elizabeth River
WBEMH - Western Branch of the Elizabeth River
SBEMH - South Branch of the Elizabeth River
EBEMH - Eastern Branch of the Elizabeth River
LAFMH - Lafayette River
CHKOH - Chickahominy River
JMSOH - Middle James River
JMSTF1 - Upper James River Segment 1
JMSTF2 - Upper James River Segment 2
APPTF - Appomattox River
CB8PH - Mouth of the Chesapeake Bay
LYNPH - Lynnhaven & Broad Bays
AAWPH - Assawoman Bay
IOWPH - Isle of Wight Bay
SPXPH - Sinepuxent Bay
CHNPH - Chincoteague Bay
SVCPH1 - Burtons Bay
SVCPH2 - Hog Island Bay
SVCPH3 - Spidercrab Bay
SVCPH4 - Cobb Bay
SVCPH5 - South Bay
SVCPH6 - Magothy Bay
1971
1974
1978
1979
1980
1981
1984
1985
1986
1987
1989
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1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
1971
1974
1978
1979
1980
1981
1984
1985
1986
1987
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
1971
1974
1978
1979
1980
1981
1984
1985
1986
1987
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Quadrangle
2023
2024
2025
(008) Perryman, Md.
7.47
7.76
8.37
(009) Spesutie, Md.
176.75
255.44
284.21
(010) Earleville, Md.
0.00
5.60
19.18
Areas in Hectares. "nd" indicates that the area was not mapped. "pd" indicates that the area was not fully mapped.
2025 SAV Totals are Preliminary.