Monitoring Cape Cod BayMonitoring Cape Cod Bay2006-20082006-2008
Signell, R.P., Jenter, H.L., and Blumberg, A.F., 2000, "Predicting the Physical Effects of Relocating Boston's Sewage Outfall,“
J. Estuarine, Coastal and Shelf Science
Summary of circulation within Massachusetts Bay (Lermusiaux et al. 2001.)
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
DuxburyBay
PlymouthHarbor
OldHarbor Scorton
CreekBarnstableHarbor
SesuitHarbor
PainesCreek
Cole RoadFirst EncounterBoat MeadowRock HarborLittle NamskaketNamskaket
WellfleetHarbor
Provincetown
BlackfishCreek
SunkenMeadow
HerringRiver
Canal
JonesRiver
EastHarbor
EllisvilleHarbor
PCCS Offshore StationsPCCS Stations (Ebb)Volunteer Stations
Surface BottomTe
mpe
ratu
re (C
)Sa
linity
(ppt
)D
isso
lved
Oxy
gen
(mg/
L)
Surface Bottom
Nitr
ate/
Nitr
ite (
M)
Ort
ho-P
hosp
hate
(M
)
p=0.181
Temperature
p=0.354
Salinity
Surface
Bottom
p=0.783 p=0.019
p=0.013 p=0.506
Nitrate/Nitrite Ortho-Phosphate
Surface
Bottom
p=0.004 p=0.336
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5
0 2 4 6 8 10 12
WINTER: December, January, February
2006/07 2007/08
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
Nitrate/Nitrite (M)
SPRING: March, April, May
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5
2006 2007 2008
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
0 2 4 6 8 10 12
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
Nitrate/Nitrite (M)
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
SUMMER: June, July, August
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5
2006 2007 2008
0 2 4 6 8 10 12
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
Nitrate/Nitrite (M)
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
FALL: September, October, November
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5
2006 2007 2008
0 2 4 6 8 10 12
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
-70.8 -70.7 -70.6 -70.5 -70.4 -70.3 -70.2 -70.1 -70 -69.941.5
41.6
41.7
41.8
41.9
42
42.1
Nitrate/Nitrite (M)
Dissolved O
xygen (m
g/L)
9S
8M
7S
6S
5S
9N 5N
6M
NO3D.O.
HNLO
• High-Nutrient Low-Oxygen Pool (Jiang et al. 2007)
• Modeled and observed results (2000)
• Controlled by 3 factors– Southward coastal transport of
organic– Long residence time– High temperature and strong
stratification
Cape Cod Bay
NTU
Turbidity
Dissolved Oxygen
mg/
L
MM
Nitrate/Nitrite
Ortho-Phosphate
-70.12 -70.08 -70.04 -70.00 -69.96 -69.9241.84
41.86
41.88
41.9
41.92
41.94
41.96
2006
2007
2008
(M
)(
M)
(M
)(
M)
(M
)
Nitrate/Nitrite Total Nitrogen
-70.12 -70.08 -70.04 -70.00 -69.96 -69.9241.84
41.86
41.88
41.9
41.92
41.94
41.96
Herring RiverNorth Sunken Meadow
Herring River: Nina Kaars
North Sunken Meadow: Elizabeth Skelton
Nitr
ate/
Nitr
ite (
M)
Volunteer Stations
Acknowledgements
Citizen Scientists
Aimee TeabyKaren KramerJoann Figueras
Val MagorBill and Lois Edwards
Diana StinsonTheresa Barbo
Arthur NeillRegina Asmutis-SilviaCarol “Krill” Carson
Nina KaarsPhil and Betty Suraci
Scott and Heather GrenonKeith Harrison
Elizabeth SkeltonTraute and David Bushley
http://www.mwra.state.ma.us/harbor/html/soh2002_38.htm
MWRA Stations PCCS Stations