143706 Osprey Pandion halieaetus W 145-160cm. The classic fish-eating raptor. Can look gull-like in flight but fishing technique is unmistakable: hovers, then plunges talons first into water. Sexes are similar. Adult has mainly brown upperparts, except for pale crown; underparts are mainly whitish with darker chest band. In flight from below, looks pale overall with dark carpal patches, dark band along base of flight feathers and dark terminal band on barred tail. Juvenile is similar to adult but darker markings are less distinct. Voice Utters various whistling calls. Status Migrant visitor, seldom seen far from water even on migration. Nests close to large waterbodies, mainly in N. Breeding range is gradually extending S; also introduced in places (notably Rutland Water). Passage migrants sometimes linger for a few days at fish-rich lakes and flooded gravel pits.