Holly Moeller, University of California Santa Barbara, Ecology, Evolution & Marine Biology, Santa Barbara, CA, United States, Charlotte Laufkötter, University of Bern, Zürich, Switzerland, Edward Michael Sweeney, NOAA, Santa Barbara, CA, United States; Sea Education Association, Woods Hole, MA, United States and Matthew D Johnson, Woods Hole Oceanographic Institution, Biology Department, Woods Hole, MA, United States