Greenish warbler – (Phylloscopus trochiloides)

The greenish warbler (Phylloscopus trochiloides) is a widespread leaf warbler with a breeding range in northeastern Europe, and temperate to subtropical continental Asia. This warbler is strongly migratory and winters in India.

• Eastern group: greenish warblers
  • Phylloscopus trochiloides trochiloides: greenish warbler
    • Southern rim of the Himalaya eastwards from Nepal into W China.
    • Dusky greyish green above, often traces of second wing bar.
  • Phylloscopus trochiloides obscuratus: dull-green warbler
    • Intermediate between trochiloides and two-barred warbler.
    • Gansu and surroundings, China.
• Western group: green warblers
  • Phylloscopus trochiloides viridanus: western greenish warbler
    • Breeds Western Siberia to north-east Europe; at east of range south to NW India.
    • Dull green above, with yellowish supercilium, throat, breast and faint wing bar.
    • 

Few observations in the Danube Delta.

photo: Mihai BACIU