| |
Group |
Species |
Place |
Date |
Detail |
 | Aves | Masked Water Tyrant (Fluvicola nengeta) | La Plata, Buenos Aires, Argentina | 01/05/2025 |  |
| | Aves | Macaroni Penguin (Eudyptes chrysolophus) | Reserva Cabo dos Bahías, Chubut, Argentina | 12/08/2023 | |
| | Aves | Andean Ibis (Theristicus branickii) | Los Toldos, Salta, Argentina | 10/23/2020 | |
| | Aves | Ocellated Crake (Rufirallus schomburgkii) | Santa Ana, Misiones, Argentina | 02/25/2020 | |
| | Aves | Gilded Sapphire (Hylocharis chrysura) | Reserva Natural de la Defensa Punta Buenos Aires, Chubut, Argentina | 05/13/2017 | |
| | Aves | Arctic Tern (Sterna paradisaea) | Santo Domingo, Neuquén, Argentina | 10/01/2015 | |
| | Aves | Olive-sided Flycatcher (Contopus cooperi) | Parque Provincial Aconcagua, Mendoza, Argentina | 11/11/2014 | |
| | Aves | Antipodean Albatross (Diomedea antipodensis) | Canal Beagle, Tierra del Fuego, Argentina | 03/24/2012 | |
| | Aves | Northern Shoveler (Spatula clypeata) | Estancia La Angostura, Santa Cruz, Argentina | 03/18/2012 | |
| | Aves | Siberian Sand Plover (Anarhynchus mongolus) | Reserva Natural Punta Rasa, Buenos Aires, Argentina | 03/30/2011 | |
| | Aves | Greater Yellow-headed Vulture (Cathartes melambrotus) | Rodeo, San Juan, Argentina | 03/03/2011 | |
| | Aves | Amethyst Woodstar (Calliphlox amethystina) | Puerto Iguazú, Misiones, Argentina | 02/26/2011 | |
| | Aves | White-chinned Sapphire (Chlorestes cyanus) | Abra de Lizoite, Jujuy, Argentina | 10/27/2010 | |
| | Aves | Veery (Catharus fuscescens) | Parque Provincial Cruce Caballero, Misiones, Argentina | 10/25/2010 | |
| | Aves | Stripe-breasted Starthroat (Heliomaster squamosus) | Puerto Iguazú, Misiones, Argentina | 10/29/2009 | |
| | Aves | Andean Parakeet (Bolborhynchus orbygnesius) | Finca El Candado, Salta, Argentina | 03/28/2009 | |
| | Aves | Peruvian Pelican (Pelecanus thagus) | Embalse Potrerillos, Mendoza, Argentina | 06/01/2008 | |
| | Aves | White-capped Albatross (Thalassarche steadi) | San Antonio Oeste, Río Negro, Argentina | 03/04/2008 | |
| | Aves | Cape Gannet (Morus capensis) | Área Natural Protegida Punta Tombo, Chubut, Argentina | 11/23/2007 | |
| | Aves | Blackpoll Warbler (Setophaga striata) | Colonia Carlos Pellegrini, Corrientes, Argentina | 04/15/2007 | |
| | Aves | Orinoco Goose (Neochen jubata) | Bañados del Quirquincho, Salta, Argentina | 04/12/2007 | |
| | Aves | Least Sandpiper (Calidris minutilla) | Algarrobo del Aguila, La Pampa, Argentina | 02/11/2007 | |
| | Aves | Spot-tailed Nightjar (Antiurus maculicaudus) | Camino a PP Cruce Caballero, Misiones, Argentina | 10/15/2006 | |
| | Aves | Pied Plover (Hoploxypterus cayanus) | Capitán Pagé, Salta, Argentina | 12/26/2005 | |
| | Aves | Capped Heron (Pilherodius pileatus) | Parque Nacional Iguazú, Misiones, Argentina | 12/15/2005 | |
| | Aves | Brown-breasted Bamboo Tyrant (Hemitriccus obsoletus) | Parque Provincial Esmeralda, Misiones, Argentina | 09/18/2005 | |
| | Aves | White-browed Foliage-gleaner (Anabacerthia amaurotis) | Tobuna, Misiones, Argentina | 02/16/2005 | |
| | Aves | Northern Rockhopper Penguin (Eudyptes moseleyi) | New Island, Islas Malvinas, Argentina | 11/01/2004 | |
| | Aves | Rufous-tailed Attila (Attila phoenicurus) | Área Experimental Guaraní, Misiones, Argentina | 07/18/2004 | |
| | Aves | Buffy-fronted Seedeater (Sporophila frontalis) | Puerto Iguazú, Misiones, Argentina | 05/19/2004 | |
| | Aves | Red-spectacled Amazon (Amazona pretrei) | Parque Provincial Araucaria, Misiones, Argentina | 03/03/2004 | |
| | Aves | Plumbeous Pigeon (Patagioenas plumbea) | Parque Provincial Moconá, Misiones, Argentina | 10/29/2003 | |
| | Aves | Trindade Petrel (Pterodroma arminjoniana) | Golfo San Matías, Río Negro, Argentina | 07/21/2003 | |
| | Aves | Lesser Nighthawk (Chordeiles acutipennis) | Los Leones, Salta, Argentina | 12/07/2002 | |
| | Aves | Plumbeous Seedeater (Sporophila plumbea) | Parque Nacional Iguazú, Misiones, Argentina | 10/20/2002 | |
| | Aves | Ruby-topaz Hummingbird (Chrysolampis mosquitus) | Puerto Iguazú, Misiones, Argentina | 04/18/2002 | |
| | Aves | Long-billed Starthroat (Heliomaster longirostris) | Puerto Iguazú, Misiones, Argentina | 08/17/2001 | |
| | Aves | Sapphire-spangled Emerald (Chionomesa lactea) | Puerto Iguazú, Misiones, Argentina | 04/30/2001 | |
| | Aves | Sombre Hummingbird (Eupetomena cirrochloris) | Puerto Iguazú, Misiones, Argentina | 04/30/2001 | |
| | Reptiles | (Contomastix celata) | Bahía Blanca, Buenos Aires, Argentina | 03/25/2001 | |
| | Aves | Snow Petrel (Pagodroma nivea) | 50° 30´ S, 56° 57´ O, Océano Atlántico - Aguas argentinas, Argentina | 02/10/2000 | |
| | Aves | Spectacled Petrel (Procellaria conspicillata) | 48° 47´ S, 62° 21´ O, Océano Atlántico - Aguas argentinas, Argentina | 02/09/2000 | |
| | Aves | Black-bellied Storm Petrel (Fregetta tropica) | 45° 37´ S, 56° 03´ O, Océano Atlántico - Aguas argentinas, Argentina | 02/01/2000 | |
| | Aves | Soft-plumaged Petrel (Pterodroma mollis) | 42° S, 56° O, Océano Atlántico - Aguas argentinas, Argentina | 02/01/2000 | |
| | Aves | Atlantic Petrel (Pterodroma incerta) | 47° 48´ S, 55° 32´ O, Océano Atlántico - Aguas argentinas, Argentina | 02/01/2000 | |
| | Aves | Antarctic Prion (Pachyptila desolata) | Entre los 49° S y 51° S y los 61° O y 66° O, Océano Atlántico - Aguas argentinas, Argentina | 01/01/2000 | |
| | Aves | Crested Eagle (Morphnus guianensis) | Parque Provincial Piñalito, Misiones, Argentina | 09/26/1999 | |
| | Aves | Southern Pochard (Netta erythrophthalma) | Parque Nacional El Rey, Salta, Argentina | 01/11/1998 | |
| | Aves | Lyre-tailed Nightjar (Uropsalis lyra) | Parque Nacional Calilegua, Jujuy, Argentina | 10/02/1997 | |
| | Aves | Giant Conebill (Conirostrum binghami) | Rodeo Pampa, Salta, Argentina | 09/26/1997 | |
| | Aves | Stripe-tailed Yellow Finch (Sicalis citrina) | Canto El Monte, Salta, Argentina | 12/26/1996 | |
| | Aves | Coal-crested Finch (Charitospiza eucosma) | Tafí del Valle, Tucumán, Argentina | 11/11/1996 | |
| | Aves | Least Nighthawk (Chordeiles pusillus) | Santa Ana, Misiones, Argentina | 10/23/1995 | |
| | Aves | Festive Coquette (Lophornis chalybeus) | Parque Nacional El Palmar, Entre Ríos, Argentina | 04/01/1994 | |
| | Aves | Subantarctic Shearwater (Puffinus elegans) | Mar Dorado, Buenos Aires, Argentina | 10/01/1993 | |
| | Aves | Tawny-rumped Tyrannulet (Tyranniscus uropygialis) | Parque Nacional Baritú, Salta, Argentina | 08/22/1993 | |
| | Aves | Slate-throated Whitestart (Myioborus miniatus) | Parque Nacional Baritú, Salta, Argentina | 08/17/1993 | |
| | Aves | Brazilian Merganser (Mergus octosetaceus) | Arroyo Piray Miní, Misiones, Argentina | 08/05/1993 | |
| | Aves | Pearled Treerunner (Margarornis squamiger) | Parque Nacional Baritú, Salta, Argentina | 11/13/1992 | |
| | Aves | Bare-throated Bellbird (Procnias nudicollis) | Parque Nacional Iguazú, Misiones, Argentina | 05/17/1992 | |
| | Aves | Westland Petrel (Procellaria westlandica) | Canal Beagle, Tierra del Fuego, Argentina | 11/29/1990 | |
| | Aves | Snares Penguin (Eudyptes robustus) | New Island, Islas Malvinas, Argentina | 12/10/1988 | |
| | Aves | Northern Waterthrush (Parkesia noveboracensis) | Parque Pereyra Iraola, Buenos Aires, Argentina | 08/26/1988 | |
| | Aves | Red-necked Phalarope (Phalaropus lobatus) | Mar del Plata, Buenos Aires, Argentina | 07/01/1988 | |
| | Aves | Black Tern (Chlidonias niger) | Puerto Vilela, Chaco, Argentina | 04/01/1988 | |
| | Aves | Grey-bellied Flowerpiercer (Diglossa carbonaria) | La Quiaca, Jujuy, Argentina | 01/06/1988 | |
| | Aves | Terek Sandpiper (Xenus cinereus) | Reserva Natural Punta Rasa, Buenos Aires, Argentina | 12/01/1987 | |
| | Aves | African Penguin (Spheniscus demersus) | Área Natural Protegida Punta Tombo, Chubut, Argentina | 12/27/1986 | |
| | Aves | Rufous-webbed Bush Tyrant (Cnemarchus rufipennis) | Lagunillas, Jujuy, Argentina | 10/01/1986 | |
| | Aves | Black-masked Finch (Coryphaspiza melanotis) | San José, Misiones, Argentina | 08/18/1986 | |
| | Aves | Brazilian Tanager (Ramphocelus bresilia) | Santo Pipo, Misiones, Argentina | 01/14/1984 | |
| | Aves | Blue-bellied Parrot (Triclaria malachitacea) | Parque Nacional Iguazú, Misiones, Argentina | 04/01/1983 | |
| | Aves | Scaly-naped Amazon (Amazona mercenarius) | Orán, Salta, Argentina | 01/01/1982 | |
| | Aves | Pink-footed Shearwater (Ardenna creatopus) | Golfo San José, Chubut, Argentina | 05/01/1981 | |
| | Aves | Dunlin (Calidris alpina) | Mar del Plata, Buenos Aires, Argentina | 03/12/1981 | |
| | Aves | Guanay Cormorant (Leucocarbo bougainvilliorum) | Área Natural Protegida Punta Tombo, Chubut, Argentina | 11/05/1979 | |
| | Aves | Lesser Kiskadee (Philohydor lictor) | Berisso, Buenos Aires, Argentina | 05/06/1979 | |
| | Aves | Eastern Wood Pewee (Contopus virens) | San Ramón de la Nueva Orán, Salta, Argentina | 09/12/1978 | |
| | Aves | Falkland Steamer Duck (Tachyeres brachypterus) | Puerto Argentino, Islas Malvinas, Argentina | 12/08/1977 | |
| | Aves | Semipalmated Sandpiper (Calidris pusilla) | Reserva Natural Bañados del Río Dulce y Laguna Mar Chiquita, Córdoba, Argentina | 12/01/1974 | |
| | Aves | Magellanic Diving Petrel (Pelecanoides magellani) | Canal Beagle, Tierra del Fuego, Argentina | 12/12/1972 | |
| | Aves | Pincoya Storm Petrel (Oceanites pincoyae) | El Bolsón, Río Negro, Argentina | 02/15/1972 | |
| | Aves | Ladder-tailed Nightjar (Hydropsalis climacocerca) | Orán, Salta, Argentina | 01/01/1972 | |
| | Aves | Cock-tailed Tyrant (Alectrurus tricolor) | Parada Leis, Misiones, Argentina | | |
| | Aves | Andean Guan (Penelope montagnii) | Los Toldos, Salta, Argentina | | |
| | Aves | Rufous-tailed Antthrush (Chamaeza ruficauda) | Tobuna, Misiones, Argentina | | |
| | Aves | Lesser Elaenia (Elaenia chiriquensis) | Arroyo Urugua-í km 10, Misiones, Argentina | | |
| | Aves | Yellow-bellied Seedeater (Sporophila nigricollis) | Arroyo Urugua-í km 10, Misiones, Argentina | | |
| | Aves | Black-billed Cuckoo (Coccyzus erythropthalmus) | Arroyo Urugua-í km 30, Misiones, Argentina | | |
| | Aves | Purple-winged Ground Dove (Paraclaravis geoffroyi) | Arroyo Urugua-í km 30, Misiones, Argentina | | |
| | Aves | Yellow-legged Thrush (Turdus flavipes) | Tobuna, Misiones, Argentina | | |
| | Aves | Pheasant Cuckoo (Dromococcyx phasianellus) | Tobuna, Misiones, Argentina | | |
| | Aves | Brown Booby (Sula leucogaster) | Río de la Plata, Buenos Aires, Argentina | | |
| | Aves | Plain-breasted Ground Dove (Columbina minuta) | Puerto Piray, Misiones, Argentina | | |
| | Aves | Blue-winged Macaw (Primolius maracana) | Puerto Bemberg, Misiones, Argentina | | |
| | Aves | Boat-billed Heron (Cochlearius cochlearius) | Selvas del Río de Oro, Chaco, Argentina | | |
| | Aves | Alder Flycatcher (Empidonax alnorum) | San Ramón de la Nueva Orán, Salta, Argentina | | |
| | Aves | Scaled Pigeon (Patagioenas speciosa) | Tostado, Santa Fe, Argentina | | |
| | Aves | Red-and-green Macaw (Ara chloropterus) | Formosa Capital, Formosa, Argentina | | |
| | Aves | Common Diving Petrel (Pelecanoides urinatrix) | Cerca de la costa, entre el Golfo San Matías y Necochea, Buenos Aires, Argentina | | |