| mortality of common loons in new england, 1987 to 2000. | diagnostic findings are presented on 522 common loons (gavia immer) found dead or moribund in new england (connecticut, maine, massachusetts, new hampshire, rhode island, and vermont, usa) between 1987 and 2000. common loon numbers and range in new england have decreased from historic levels over the last century due to a number of proposed factors. goals of this study were to identify and categorize causes of mortality and quantify natural versus anthropogenic causes. the majority of identifiab ... | 2003 | 12910757 |