Isabelline Warbler / Western Olivaceous-Warbler
- kingdom: Animalia
- phylum: Chordata
- class: Aves
- order: Passeriformes
- family: Acrocephalidae
- genus: Iduna
- species: Iduna opaca
Abū Sunbul
Aswan
Aswan
Al Jīzah
Giza
Luxor
Luxor
Egypt
Georgetown
Jakhaly
Kunting
Central River
Essau
North Bank
Basse Santa Su
Upper River
Abuko
Western
Gambia
Nouakchott
NKC
Mauritania
Diffa
Diffa
Niger
Alvor
Faro
Portugal
Louga
Louga
Tambacounda
Tambacounda
Senegal
Belchite
Aragon
Almenar
Ulldemolins
Catalonia
Alguazas
Archena
Calasparra
Murcia
Murcia
Spain
Hugh Town
Isles of Scilly
England
United Kingdom
Casablanca
Salakta