As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THERE WERE SUFFOCATING FUMES AND ODOR REPORTED BY THE GROUND WORKERS COMING FROM THE CARGO BIN. THE CARGO BIN WAS INSPECTED AND FOUND ODOR TO BE RESIDUAL FROM A PASSENGER TRANSPORTING FISH, THERE WAS NO FLUIDS FOUND IN CARGO AND NO MX OR DISCREPANCIES FOUND. REL TO SERVICE.