[ {"codes":[0],"description":"wind sea and swell estimated shipborne wave recorder"}, {"codes":[1],"description":"wind sea and swell measured shipborne wave recorder"}, {"codes":[2],"description":"mixed wave measured, swell estimated shipborne wave recorder"}, {"codes":[3],"description":"other combinations measured and estimated shipborne wave recorder"}, {"codes":[4],"description":"wind sea and swell measured buoy"}, {"codes":[5],"description":"mixed wave measured, swell estimated buoy"}, {"codes":[6],"description":"other combinations measured and estimated buoy"}, {"codes":[7],"description":"wind sea and swell measured other measurement system"}, {"codes":[8],"description":"mixed wave measured, swell estimated other measurement system"}, {"codes":[9],"description":"other combinations measured and estimated other measurement system"} ]