Trained volunteers are collecting baseline data on water quality, and testing for selected suspected contaminants of the coral reef.
Volunteers are testing for contamination which doesn't affect a coral reef
( z1 test :ARG0 ( z2 person :ARG0-of ( z3 volunteer ) ) :ARG2 ( z4 contaminate :ARG0-of ( z5 affect :polarity - :ARG1 ( z6 reef :mod ( z7 coral ) ) ) ) )