TY - RPRT TI - Origins of invasive piscivores determined from the strontium isotope ratio ( 87 Sr/ 86 Sr) of otoliths AU - Brian A. Wolff AU - Brett M. Johnson AU - Andre R. Breton AU - Patrick J. Martinez AU - Dana L. Winkelman AU - Bronwyn Gillanders PY - 2012 DO - 10.1139/f2012-009 UR - https://pubs.usgs.gov/publication/70004522 ID - 70004522 ER -