TY - RPRT TI - Metal loading assessment of a small mountainous sub-basin characterized by acid drainage -- Prospect Gulch, upper Animas River watershed, Colorado AU - Laurie Wirt AU - Kenneth J. Leib AU - Roger Melick AU - Dana J. Bove PY - 2001 DO - 10.3133/ofr01258 UR - https://pubs.usgs.gov/publication/ofr01258 ID - ofr01258 ER -