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Oxygen, Water Clarity and Chlorophyll a for the Chesapeake Bay and Its Tidal Tributaries. 
F/NER/2003/00961. Northeast Region, Gloucester. Massachusetts. 
U.S. Environmental Protection Agency. 2003a. Ambient Water Quality Criteria for Dissolved 
Oxygen, Water Clarity> and Chlorophyll a for the Chesapeake Bay and Its Tidal Tributaries. 
EPA 903-R-03-002. Region Ill Chesapeake Bay Program Office, Annapolis, Maryland. 
U.S. Environmental Protection Agency. 2003b. Biological Evaluation for the Recommended 
Ambient Water Quality> Criteria and Designated Uses for the Chesapeake Bay and its Tidal 
Waters Under the Clean Water Act Section 117. Region III Chesapeake Bay Program Office, 
Annapolis, Maryland. 
U.S. Environmental Protection Agency. 2003c. Unpublished Analysis of Shortnose Sturgeon 
Habitat Quality Preferences under Monitoring Program Observed data from 1985-1994 and 
Water Quality Modeling Estimated Water Quality Conditions for 2010. Region III Chesa¬ 
peake Bay Program Office. Annapolis, Maryland. 
chapter iv 
Key Findings Published in the NOAA ESA Shortnose Sturgeon Biological Opinion 
