Data, Analysis & Reporting Workgroup Publications

This examination of spatial and temporal patterns of water quality change in response to watershed restoration activities suggests a refinement of our conceptual models of the eutrophication process in the Chesapeake Bay.

View document [PDF, 4.0 MB] Progress Toward the Restoration of Chesapeake Bay in Time and Space

Insights from machine learning approaches and management implications.

View document [118443] Regional Patterns and Drivers of Total Nitrogen Trends in the Chesapeake Bay Watershed

This study leveraged data from the Chesapeake Assessment Scenario Tool (CAST) to create a detailed nutrient inventory for counties within the Chesapeake Bay watershed.

View document [PDF, 4.4 MB] Major Point and Nonpoint Sources of Nutrient Pollution to Surface Water Have Declined Throughout the Chesapeake Bay Watershed

This study used generalized additive models to link river flows and nutrient loads from the Chesapeake Bay watershed to nutrient trends in the estuary, allowing for the identification of exactly when and where responses to management efforts are occurring.

View document [PDF, 5.9 MB] Nutrient Improvements in Chesapeake Bay: Direct Effect of Load Reductions and Implications for Coastal Management

This study used satellite data to analyze long-term trends in the Chesapeake Bay's surface water reflectance.

View document [PDF, 2.7 MB] Long‐term Trends in Chesapeake Bay Remote Sensing Reflectance: Implications for Water Clarity

This study used a coupled hydrodynamic-biogeochemical model to examine the impact of shoreline erosion on water clarity, using the Chesapeake Bay as a case study.

View document [PDF, 4.9 MB] Effects of Reduced Shoreline Erosion on Chesapeake Bay Water Clarity

This study proposes a statistical approach to quantify water quality trends under different flow conditions to enhance understanding of river water quality dynamics.

View document [143562] An Approach for Decomposing River Water-quality Trends into Different Flow Classes

This study developed an empirical approach for predicting nutrient limitation in the surface waters of the mainstem Chesapeake Bay.

View document [PDF, 1.9 MB] Nutrient Limitation of Phytoplankton in Chesapeake Bay

This study conducted a comprehensive statistical analysis of spatial and temporal variations in Secchi disk depth and the key internal and external variables that influence its variability in the Chesapeake Bay and its tidal tributaries.

View document [Web] Patterns and Trends in Secchi Disk Depth Over Three Decades in the Chesapeake Bay Estuarine Complex

This study used Generalized Additive Models (GAMs) to evaluate a diverse suite of water quality constituents over a 32-year period in the Chesapeake Bay, providing a tool for developing insights to a range of management- and research-focused questions.

View document [PDF, 3.2 MB] A Generalized Additive Model Approach to Evaluating Water Quality