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Tres Arroyos
Illustrated Checklist
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Native and Naturalized (266)
Exotic: Escapee (3)
Additional Taxa (35)
- Yellow-billed Pintail/Yellow-billed Teal Anas georgica/flavirostrisLast observed by María Belén Villa on 14 Oct 2023
- Pantanal/Magellanic Snipe Gallinago paraguaiae/magellanicaLast observed by Luis Alejandro Duvieilh on 24 Aug 2020
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleucaLast observed by Alejandro Besuschio on 30 Jan 2022
- Brown-hooded/Gray-hooded Gull Chroicocephalus maculipennis/cirrocephalusLast observed by Agustín Álvarez on 6 Feb 2024
- Northern/Southern Royal Albatross Diomedea sanfordi/epomophoraLast observed by Sue Wright on 25 Oct 2019
- Snowy/Tristan/Antipodean Albatross Diomedea exulans/dabbenena/antipodensisLast observed by Dan Harville on 15 Jan 2016
- Southern/Northern Giant-Petrel Macronectes giganteus/halliLast observed by Andrew Melnykovych on 25 Jan 2024
- Warbling/Ticking Doradito Pseudocolopteryx flaviventris/citreolaLast observed by Luis Alejandro Duvieilh on 29 Apr 2021
- Small-billed/White-crested Elaenia Elaenia parvirostris/albicepsLast observed by Pablo Alejandro Pla on 5 May 2018
- White-crested/Straneck's Tyrannulet Serpophaga subcristata/griseicapillaLast observed by Luis Alejandro Duvieilh on 13 Sep 2020
- White-rumped/Chilean Swallow Tachycineta leucorrhoa/leucopygaLast observed by Pablo Alejandro Pla on 28 Feb 2023
- Screaming/Shiny Cowbird Molothrus rufoaxillaris/bonariensisLast observed by Rodolfo Domnanovich on 31 Dec 2022