Biodegradation of p-nitrophenol and changes in bacterial communities during degradation process in water samples from the Añasco and Guanajibo rivers and Quebrada de Oro were determined. The degradation rate of p-nitrophenol ...

The eastern part of the island of Vieques (Puerto Rico) was subjected to live fire bombing by the US Navy and Marine Corps for approximately 60 years, leaving multiple unexploded ordnances in terrestrial and marine ...

Few have reported the prevalence and antimicrobial susceptibility of Salmonella in organic and ethnic meats. The objective of this study was to assess the prevalence and antimicrobial susceptibility of Salmonella spp from ...

Durante las últimas dos décadas se ha examinado la controversial observación de que a mayor diversidad vegetal mayor productividad primaria neta y retención de nutrientes. Sin embargo, se desconoce si un aumento en la ...

How and where Anolis lizards sleep may indicate strategies used to avoid predators during nocturnal inactivity. I surveyed two sites: the first, Anolis cristatellus in simpatry with A. krugi for a total of 69 nights, and ...

Species composition and forest structure were described for abandoned farmlands in the Añasco River Watershed. Prior to abandonment, coffee was cultivated on the slopes surrounding the valley while sugar cane and coconut ...

The subfamily Epinephelinae (Groupers) is a major group of commercially important fishes of the world with 19 species reported from Puerto Rico. The goal of the present study was characterize the diversity of parasites ...

The geographic range of the Shiny Cowbird (Molothrus bonariensis minimus) was limited to northeastern South America until the twentieth century. However, this range has expanded to the Caribbean and more recently to the ...

Deforestation events are rapidly occurring in tropical countries; consequently forest fragments dominate the landscape. Fragmentation in Puerto Rico has shown to negatively affect bryophyte communities in forest remnants. ...

Rhodobacter sphaeroides is a facultative photoheterotroph organism, belonging to the α-3 subdivision of the Proteobacteria. It has many modes of growth conferring advantage when the environmental conditions change. These ...