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Tyttenhanger Gravel Pits--Main Pit
Illustrated Checklist
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Native and Naturalized (145)
Exotic: Provisional (1)
Exotic: Escapee (1)
Hybrids (3)
- Graylag x Canada Goose (hybrid) Anser anser x Branta canadensisLast observed by Andrew Steele on 8 Sep 2017
- Common Pochard x Ferruginous Duck (hybrid) Aythya ferina x nyrocaLast observed by Andrew Steele on 10 Feb 2018
- Common Pochard x Tufted Duck (hybrid) Aythya ferina x fuligulaLast observed by Andrew Steele on 2 Dec 2018
Additional Taxa (2)
- Willow Warbler/Common Chiffchaff Phylloscopus trochilus/collybitaLast observed by Andrew Steele on 2 Sep 2017