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A half-century of changes in migratory landbird numbers along coastal Massachusetts
We analyzed data from across five decades of passerine bird banding at Manomet in Plymouth, Massachusetts, USA. This included 172,609 captures during spring migration and 253,265 during fall migration, from 1969 to 2015. Migration counts are prone to large interannual variation and trends are often...
| Autores principales: | , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Public Library of Science
2019
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6731022/ https://www.ncbi.nlm.nih.gov/pubmed/31491014 http://dx.doi.org/10.1371/journal.pone.0222232 |