In Colombia, the Louisiana crawfish (Procambarus clarkii) is a species native to the southern United States that was introduced into Colombia in the mid-1980s and is now considered an invasive ...

My graduate students and I study various aspects of fish ecology and fisheries management. One focus is on fish habitat use and movement patterns in regards to habitat patchiness in streams. We are ...

ACCORDING to our present knowledge, bile salts are excreted in bile as the major metabolic product of cholesterol in vertebrates, whereas there has not yet been found any kind of steroid bile salt ...

Sánchez I. A. &. Angeler D. G. 2005. A conceptual model of exotic crayfish (Procambarus clarkii) effects on charophyte propagule banks in wetlands. Revista Latinoamericana de Recursos Naturales 1: ...