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Köln (Kreisfreie Stadt)
Illustrated Checklist
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Native and Naturalized (179)
Exotic: Provisional (2)
Exotic: Escapee (2)
Hybrids (3)
- Graylag x Canada Goose (hybrid) Anser anser x Branta canadensisLast observed by John Bruin on 20 Aug 2021
- Ferruginous x Tufted Duck (hybrid) Aythya nyroca x fuligulaLast observed by Robin Wittrien on 22 Feb 2025
Additional Taxa (48)
- Caspian/Yellow-legged Gull Larus cachinnans/michahellisLast observed by Robin Wittrien on 22 Feb 2025
- European Herring/Yellow-legged Gull Larus argentatus/michahellisLast observed by Valentin Klug on 12 Apr 2024
- Caspian/European Herring/Yellow-legged Gull Larus cachinnans/argentatus/michahellisLast observed by Anonymous eBirder on 16 Sep 2024
- Yellow-legged/Lesser Black-backed Gull Larus michahellis/fuscusLast observed by Valentin Klug on 22 May 2023
- Eurasian Sparrowhawk/Eurasian Goshawk Accipiter nisus/Astur gentilisLast observed by Valentin Klug on 4 Nov 2024
- Accipitrine hawk sp. (former Accipiter sp.) Aerospiza/Tachyspiza/Accipiter/Astur sp.Last observed by Valentin Klug on 12 May 2023
- Alexandrine/Rose-ringed Parakeet Psittacula eupatria/krameriLast observed by Svitlana Bondar on 12 Feb 2025
- Melodious/Icterine Warbler Hippolais polyglotta/icterinaLast observed by Valentin Klug on 8 May 2024
- Willow Warbler/Common Chiffchaff Phylloscopus trochilus/collybitaLast observed by Nicole Doubali on 22 Sep 2024
- Eurasian/Short-toed Treecreeper Certhia familiaris/brachydactylaLast observed by Alex Schwarz on 28 Jan 2025
- House/Eurasian Tree Sparrow Passer domesticus/montanusLast observed by Valentin Klug on 12 Apr 2024