We thank the members of the University of Hawaii Wormlab for sample processing and specimen identification. James Moncur, Chittaranjan Ray, and Philip Moravcik at the University of Hawaii Water Resources Research Center, Ross Tanimoto and Lesley Toyota at City and County of Honolulu coordinated many components of this research. We thank Dr. Timothy R. Green for the insightful and constructive review of this early version of manuscript. We are grateful for the constructive comments from 3 anonymous reviewers. We thank the City and County of Honolulu Oceanographic Team for collecting the sediment and water samples and analyzing the environmental variables. This research was funded by the City and County of Honolulu, Hawaii and in part by the U.S. Environmental Protection Agency, Environmental Monitoring and Assessment Program for the Hawaiian Islands, 2002–2004 to Dr. R.E. Brock.