Featured records from Guillermo Enrique Rost
Birds - Argentina
Great Shearwater (Ardenna gravis) [1 specimen]
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 13/06/2026
Wilson´s Storm Petrel (Oceanites oceanicus) [1 specimen]
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 13/06/2026
"Ejemplar sin vida."
Western Rockhopper Penguin (Eudyptes chrysocome)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 30/05/2026
Straneck´s Tyrannulet (Serpophaga griseicapilla)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 29/11/2025
Stripe-backed Bittern (Botaurus involucris)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 20/04/2025
Buff-breasted Sandpiper (Calidris subruficollis)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 30/11/2024
Red-legged Cormorant (Poikilocarbo gaimardi)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 11/09/2024
Southern Fulmar (Fulmarus glacialoides)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 01/06/2024
Eastern Kingbird (Tyrannus tyrannus)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 17/06/2023
Snares Penguin (Eudyptes robustus)
in Camino sin nombrar (-47,914305, -65,717737), Santa Cruz, Argentina by Guillermo Enrique Rost on 07/03/2023
White-bellied Seedsnipe (Attagis malouinus) [20 specimens]
in Parque Nacional Perito Moreno, Santa Cruz, Argentina by Guillermo Enrique Rost on 15/02/2023
Pectoral Sandpiper (Calidris melanotos)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 11/02/2023
Blue-crowned Parakeet (Thectocercus acuticaudatus)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 11/11/2022
Yellow-billed Tit-Tyrant (Anairetes flavirostris)
in Puerto Madryn, Chubut, Argentina by Guillermo Enrique Rost on 22/09/2022
Cattle Tyrant (Machetornis rixosa)
in Puerto Madryn, Chubut, Argentina by Guillermo Enrique Rost on 21/09/2022
Picui Ground Dove (Columbina picui) [30 specimens]
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 05/01/2022
Red-crested Cardinal (Paroaria coronata) [1 specimen]
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 03/11/2021
Maguari Stork (Ciconia maguari)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 17/09/2021
Brown-chested Martin (Progne tapera) [1 specimen]
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 14/04/2021
West Peruvian Dove (Zenaida meloda) [1 specimen]
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 28/03/2021
Monk Parakeet (Myiopsitta monachus)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 10/02/2021
Eastern Kingbird (Tyrannus tyrannus) [1 specimen]
in Colonia Sarmiento, Chubut, Argentina by Guillermo Enrique Rost on 16/01/2021
"Ejemplar observado en ruta posado en un poste por unos breves segundos. No alcancé a fotografiarlo por el lugar dificil para estacionar. Claramente distinguible por sus rasgos diagnósticos y asociado a benteveo (Pitangus sulphuratus).
"
Collared Plover (Anarhynchus collaris)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 13/02/2020
West Peruvian Dove (Zenaida meloda) [6 specimens]
in Dique Florentino Ameghino, Chubut, Argentina by Guillermo Enrique Rost on 28/03/2019
Patagonian Forest Earthcreeper (Upucerthia saturatior) [2 specimens]
in Esquel, Chubut, Argentina by Guillermo Enrique Rost on 09/02/2019
Surfbird (Calidris virgata)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 01/02/2019
Chiguanco Thrush (Turdus chiguanco) [1 specimen]
in Puerto San Julián, Santa Cruz, Argentina by Guillermo Enrique Rost on 21/01/2019
"Se pudo visualizar volando por unos breves segundos."
Yellow Cardinal (Gubernatrix cristata)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 12/06/2018
Creamy-bellied Thrush (Turdus amaurochalinus)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 25/05/2018
Crested Myna (Acridotheres cristatellus) [1 specimen]
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 12/04/2011
"Ejemplar posado en un pino y visualizado en pleno centro de la ciudad."
Insects - Argentina
Omorgus pastillarius
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 10/10/2017
Mammals - Argentina
Commerson´s Dolphin (Cephalorhynchus commersonii) [2 specimens]
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 17/05/2026
Crabeater Seal (Lobodon carcinophaga)
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 17/09/2021
Leopard Seal (Hydrurga leptonyx)
in Rada Tilly, Chubut, Argentina by Guillermo Enrique Rost on 06/11/2020
Reptiles - Argentina
Pristidactylus nigroiugulus [1 specimen]
in San Carlos de Bariloche, Río Negro, Argentina by Guillermo Enrique Rost on 22/12/2021
"Ejemplar macho adulto de coloración verde observado por unos breves segundos que no pude alcanzar a fotografiar. Consultando su identidad por medio de la bibliografía y registros fotográficos de diversos autores."
Amphibians - Argentina
Tonchek Spiny-chest Frog (Alsodes gargola) [30 specimens]
in Parque Nacional Nahuel Huapi, Río Negro, Argentina by Guillermo Enrique Rost on 23/12/2021
Pleurodema bufoninum
in Comodoro Rivadavia, Chubut, Argentina by Guillermo Enrique Rost on 30/03/2021
Plants - Argentina
Azolla filiculoides [50 specimens]
in Sarmiento, Chubut, Argentina by Guillermo Enrique Rost on 02/05/2026