Richness and conservation of the birdlife of the municipality of San Felipe Orizatlan, Hidalgo, Mexico

Abstract

Between 2020 and 2021, a bird inventory was conducted in the municipality of San Felipe Orizatlán, Hidalgo. A total of 213 bird species were recorded through visual and auditory observations, captures, collections and photographic records. We found 136 resident species, 41 species catalogued as winter visitors, 17 species considered as winter passage visitors, 10 migratory species, nine species are summer visitors and 12 bird species have populations with more than one seasonality category. In the case of 15 species in some category of endemism for Mexico, including four species exclusive to the country. In addition, 28 species were identified in risk categories according to the Mexican Official Standard, three of which are considered in danger of extinction. The analysis of species by vegetation type showed that the greatest richness was found in the secondary vegetation of the medium subperennial rainforest with 126 species, followed by the preserved medium subperennial rainforest with 86 species, riparian vegetation with 83 species, urban areas with 69 species and tropical oak forests with 60 species. In conclusion, the municipality of San Felipe Orizatlán has a high richness of both resident and migratory species that should be protected, especially the sites with relatively conserved vegetation cover that can serve as habitat for species that are in some category of risk