Among them, the station S1-S5 (5 m, 75 m, DCM, 200 m, 500 m, 3000 m) were collected from July and August 2020 (summer), during the COMRA DY59 cruise the station W1-W7 (5 m, 100 m, DCM, 200 m, 500 m, 1000 m) were collected from January 2021 (winter), during the COMRA DY60 the station A1-A6 (5 m, 25 m, DCM, 500 m, 1000 m Bottom layers (3000 m or 3500 m or 6000 m) were collected from October 2021 (autumn), during the COMRA DY68.