1. University of Minnesota Duluth, Department of Biology, 1035 Kirby Drive, SSB 207, Duluth, MN 55812, USA.
2. North Dakota Game and Fish Department, 3320 East Lakeside Rd., Jamestown, ND 58401, USA.
3. North Dakota State University, Department of Biological Sciences, Fargo, ND 58108 USA.
4. University of Minnesota Twin Cities, Department of Biochemistry, Molecular Biology, and Biophysics, 123 Snyder Hall, 1475 Gortner Ave., Saint Paul, MN 55108, USA.
5. University of Auckland, Institute of Marine Science, Leigh Marine Laboratory, 160 Goat Island Road, Leigh 0985, New Zealand.
6. University of Hawaii at Manoa, Department of Oceanography, 1000 Pope Road, Honolulu, HI 96822, USA.