First personal record of each species by Juan Viel (lifers)
Species by Date 1 to 6 of 6
| Group | Species | Place | Date | Detail | |
 | Aves | Ringed Teal (Callonetta leucophrys) | Lincoln, Buenos Aires, Argentina | 02/20/2012 |  |
| | Aves | Upland Sandpiper (Bartramia longicauda) | Tuyutí, Buenos Aires, Argentina | 02/20/2012 | |
| | Aves | Pileated Parrot (Pionopsitta pileata) | Colonia La Flor, Misiones, Argentina | 01/22/2012 | |
| | Mamíferos | Black-and-gold Howler (Alouatta caraya) | Esteros del Iberá, Corrientes, Argentina | 01/18/2012 | |
| | Aves | Green Kingfisher (Chloroceryle americana) | Esteros del Iberá, Corrientes, Argentina | 01/18/2012 | |
| | Mamíferos | Neotropical Otter (Lontra longicaudis) | Villa Paranacito, Entre Ríos, Argentina | 10/28/2011 | |
Species by Date 1 to 6 of 6