Do control treatments in ocean acidification research reflect ambient conditions?

Colin Daniel MacLeod1, Kat Anderson2, Norah Brown2, Graham Brownlee2, Gabby Doebeli2, Sarah Endenburg2, Carla Di Filippo2, Veronika Franzova2, Alyssa Gehman2, Amelia Hesketh2, Emily Lim2, Sachiko Ouchi3, Olivia Schaefer2 and Christopher Harley2, (1)University of British Columbia, Vancouver, Canada, (2)University of British Columbia, Zoology, Vancouver, BC, Canada, (3)University of British Columbia, Vancouver, BC, Canada