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Todd B Duval.  Laurentide ice sheet retreats ~14,000 ybp ◦ Mile-wide glacial river  Clovis culture ~11,000 ybp ◦ Spear points recovered in Canton, MA.

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Presentation on theme: "Todd B Duval.  Laurentide ice sheet retreats ~14,000 ybp ◦ Mile-wide glacial river  Clovis culture ~11,000 ybp ◦ Spear points recovered in Canton, MA."— Presentation transcript:

1 Todd B Duval

2  Laurentide ice sheet retreats ~14,000 ybp ◦ Mile-wide glacial river  Clovis culture ~11,000 ybp ◦ Spear points recovered in Canton, MA  Land clearing ◦ Early European explorers report vast stretches of treeless, cultivated land  Massachuset tribes ◦ Shifting agriculture (~4,000 years) ◦ Shellfish, herring and fur trapping ◦ “Neponset”- meaning “harvest river” or “a good fall” Heath 1996; Taylor 2003; Perry 2009

3  Trading outpost on Thompson’s Island  Smallpox reduces indigenous people  Mary and John  Dorchester founded ◦ Land use changes  First grain mill  Paper mills ◦ Long fight over rights to anadromous fish begin Detail of Wood’s map, 1633 Heath 1996; Taylor 2003; Perry 2009 Dorchester Historical Society

4 Savin Hill, 1830 Dorchester Historical Society

5  Multiple dams  Multiple industries ◦ Early: leather, copper, paper, gunpowder, chocolate, biscuits, nails ◦ Later: electronics, toys, cameras ◦ Pollutants include Cu, Pb, As, PCBs  Immigration ◦ Urban infill  Sewage outfalls ◦ Fowl Meadow becomes “Foul Meadow” Dorchester Historical Society Taylor 2003; Perry 2009

6 Dorchester Historical Society

7  Factories abandoned  Demographic shift ◦ Suburban sprawl ◦ Racial segregation  North of river: high poverty  South of river: wealthier, less dense  Reclamation efforts ◦ 1972 to present  Clean Water Act  MA State laws  John Paul II Park Dorchester Historical Society Heath 1996; Taylor 2003; Perry 2009; MDC 2012

8 Dorchester Historical Society

9 Possible historical evidence of C. virginicus oyster Palmer, pers. comm. 2012

10 References Carlisle, B.K., R.W. Tiner, M. Carullo, I.K. Huber, T. Nuerminger, C. Polzen, M. Shaffer years of estuarine marsh trends in Massachusetts (1893 to 1995): Boston Harbor, Cape Cod, Nantucket, Martha ’ s Vineyard and the Elizabeth Islands. Massachusetts Office of Coastal Zone Management, Boston MA; U.S. Fish and Wildlife Service, Hadley MA; University of Massachusetts, Amherst MA. Cooperative report. Massachusetts Department of Conservation and Recreation Neponset River Reservation. Accessed 10/11/2012www.mass.gov/dcr Michaels, S Configuring who does what in watershed management: the Massachusetts Watershed Initiative. Policy Studies Journal 27(3): Michaels, S Making collaborative watershed management work: the confluence of state and regional initiatives. Environmental Management 27(1):27-35 Heath, R The converging cultures of the Neponset River estuary. Dorchester Historical Society Accessed 10/4/ National Oceanic and Atmospheric Administration NOAA ’ s estuarine eutrophication survey, volume 3: North Atlantic region. Office of Ocean Resources Conservation and Assessment, National Ocean Service, NOAA, Silver Spring MD. National Oceanic and Atmospheric Administration Estuaries- Habitat of the Month. Accessed 9/24/2012www.habitat.noaa.gov Neponset River Watershed Association Neponset River Watershed 2004 assessment report. Neponset River Watershed Association, Canton MA; University of Massachusetts; Urban Harbors Institute. Neponset River Watershed Association Strategic Plan Neponset River Watershed Association, Canton MA. Palmer, T Personal communication. Neponset River Watershed Association, Canton MA. Perry, S.L More than one river: local place-based knowledge and the political ecology of restoration and remediation along the lower Neponset River, Massachusetts. Open Access Dissertations paper 117. scholarworks.umass.edu/open_access_dissertations/117 scholarworks.umass.edu/open_access_dissertations/117 Shand-Tucci, D Built in Boston: city and suburb University of Massachusetts Press. Amherst, MA Smith, K., C. Nielsen, P. Downey Trio of experts instream habitat assessment: East Branch Neponset watershed. ESS Group, Inc. Wellesley, MA Taylor, E Dorchester MA, town history Dorchester Historical Society Accessed 10/4/2012.www.dorchesteratheneum.org


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