The vertical distributions of dissolved and particulate Cd and PO4 were determined in water samples collected off the central California coast. The same elements, plus carbon, were also measured in passively sinking particulates that were caught in particle interceptor traps set at depths of 35, 65, 150, 500, 750, and 1500 m....
Knauer, George A., and John H. Martin. 1981. "Phosphorus-cadmium cycling in northeast Pacific waters." Journal of Marine Research 39, (1). https://elischolar.library.yale.edu/journal_of_marine_research/1533