code_name,Reference instrument
units,NODC code 0615
1,BUCKET
2,INJECTION, OR UNVERIFIED BUCKET NOTATION, OR UNKNOWN
3,NANSEN CAST (REVERSING THERMOMETER)
4,THERMOGRAPH
5,SPECIAL CALIBRATION THERMOMETER OR EQUIPMENT
6,BT
7,STD
9,HULL CONTACT SENSOR
10,ENGINE INTAKE