First personal record of each species by César Massi (lifers)
Species by Date 1 to 11 of 11
| Group | Species | Place | Date | Detail | |
 | Aves | Peregrine Falcon (Falco peregrinus) | Rosario, Santa Fe, Argentina | 12/13/2018 |  |
| | Aves | Cinereous Harrier (Circus cinereus) | Alcorta, Santa Fe, Argentina | 02/09/2018 | |
| | Mamíferos | Lesser Grison (Galictis cuja) | Bigand, Santa Fe, Argentina | 12/23/2017 | |
| | Insectos | (Mallophora ruficauda) | Bigand, Santa Fe, Argentina | 12/23/2017 | |
| | Aves | Chotoy Spinetail (Schoeniophylax phryganophilus) | Villa Mugueta, Santa Fe, Argentina | 06/19/2016 | |
| | Aves | Firewood-gatherer (Anumbius annumbi) | Villa Mugueta, Santa Fe, Argentina | 06/19/2016 | |
| | Aves | American Kestrel (Falco sparverius) | Villa Mugueta, Santa Fe, Argentina | 06/19/2016 | |
| | Aves | Austral Negrito (Lessonia rufa) | Alcorta, Santa Fe, Argentina | 06/19/2016 | |
| | Aves | Ultramarine Grosbeak (Cyanoloxia brissonii) | Villa Gobernador Gálvez, Santa Fe, Argentina | 06/08/2016 | |
| | Aves | Blue-and-yellow Tanager (Rauenia bonariensis) | Villa Gobernador Gálvez, Santa Fe, Argentina | 06/08/2016 | |
| | Aves | Black-crowned Monjita (Neoxolmis coronatus) | Rosario, Santa Fe, Argentina | 05/25/2016 | |
Species by Date 1 to 11 of 11