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TRI

GWMP 03 Theodore Roosevelt Island

 

George Washington Memorial Parkway

Site data

38.8981N 77.0625W

Marshy maple-ash stand

Corticololous lichens in plot 2004 (abundance)

Flavoparmelia caperata (3)

Phaeophyscia rubropulchra (3)
Physcia millegrana (3)

Punctelia rudecta (4)

Element data (mean g/g SD)

2004

2009

Cd  < 0.54

Cu  19.31 5.89

Cr   1.58 0.05

Pb  34.30 5.75

Ni   1.91 0.13

Zn  49.92 8.98

S  1685.4 144.3

Hg  0.16 0.02

 

Cd  < 0.50

Cu  14.15 1.55

Cr   2.42 0.56

Pb  21.05 5.05

Ni   2.58 0.55

Zn  48.23 2.23

S  1741.0 32.7

Hg  —