Not exact matches
One problem is that researchers haven't been studying
ocean oxygen levels that long, so there isn't an
extensive history of data collection to draw on.
One of the largest and most
extensive low -
oxygen zones ever recorded off the West Coast prevailed off the Oregon Coast last summer, probably driven by low -
oxygen water upwelled from the deep
ocean, the report said.
Consider the
extensive loss of dissolved
oxygen in the
ocean interior that follows from warming (e.g. Rabalais et al. 2008 and Moffitt et al. 2015, here is a factsheet).