First personal record of each species by Marcelo Piella (lifers)
Species by Date 1 to 5 of 5
| Group | Species | Place | Date | Detail | |
 | Reptiles | (Trachemys dorbigni) | Berisso, Buenos Aires, Argentina | 10/23/2020 |  |
| | Aves | Greyish Baywing (Agelaioides badius) | Berisso, Buenos Aires, Argentina | 09/12/2020 | |
| | Aves | Giant Wood Rail (Aramides ypecaha) | Berisso, Buenos Aires, Argentina | 09/12/2020 | |
| | Aves | White-tipped Dove (Leptotila verreauxi) | Berisso, Buenos Aires, Argentina | 09/12/2020 | |
| | Aves | Dot-winged Crake (Laterallus spiloptera) | Berisso, Buenos Aires, Argentina | 09/09/2020 | |
Species by Date 1 to 5 of 5