Volume
              12
          Issue
              3
          Start Page Number
              145
          Final Page
              168
          | Exposure Endpoint Type | Endpoint Description | Endpoint Value | Sample Size | Units | Condition | Life Cycle Stage | Specific Location | Countries | Type | 
|---|---|---|---|---|---|---|---|---|---|
| Population Density | Breeding pairs on islands in Boston Harbor | See citation Table 1 | 2002: 66, 2003: 58 | No. pairs | Breeding | Adult | Islands in Boston Harbor | USA | Exposure Factor Datasets |