Seabird assemblage at the mouth of the Amazon River and its relationship with environmental characteristics

There is a paucity of data on seabird assemblages at sea in tropical waters, particularly in the western Atlantic Ocean, such as distribution and species occurrence. Here, we describe the seabird assemblage recorded near the Amazon River mouth, the greatest freshwater input in the marine environment globally, in North Brazil. Through two ship surveys conducted between March and May 2015, 219 seabird counts were carried out—118 during navigation...