TY - RPRT TI - The value and vulnerability of small estuarine islands for conserving metapopulations of breeding waterbirds AU - R.M. Erwin AU - Jeff S. Hatfield AU - T.J. Wilmers PY - 1995 DO - 10.1016/0006-3207(94)00045-r UR - https://pubs.usgs.gov/publication/5222731 ID - 5222731 ER -