PLoS One. 2017 Apr 14;12(4):e0175851. doi:10.1371/journal.pone.0175851

Algueró-Muñiz M, Alvarez-Fernandez S, Thor P, Bach LT, Esposito M, Horn HG, Ecker U, Langer JAF, Taucher J, Malzahn AM, Riebesell U, Boersma M.

Ocean acidification effects on mesozooplankton community development: Results from a long-term mesocosm experiment.

Concludes that “the Gullmar Fjord mesozooplankton community structure is not expected to change much under realistic end-of-century OA [ocean acidification] scenarios as used here”. Data submitted to PANGEA includes Oikopleura abundance. https://doi.pangaea.de/10.1594/PANGAEA.871233