Table 1 a – Sampling site information of the stations containing Desmodema polystictum eggs and adults from the R/V Dr. Fridtjof Nansen survey during 24 June-16.July 2018, b – Sampling information on Desmodema polystictum eggs and adults collected during the survey. Temperature and salinity were obtained at four different depths (5, 25, 50 and 100 m) from CTD stations at the proximity to the sampling location
a | ||||||||||||
Station | Date | Latitude N | Longitude E | Start time (GMT) | End time (GMT) | Bottom Depth (m) | Gear type | |||||
51 | 12/ 07/ 2018 | 8° 48′ | 79° 30′ | 12:10 | 15:15 | 291 | CUFES | |||||
576 | 11/ 07/ 2018 | 7° 40′ | 79° 37′ | 07:06 | 07:08 | 38 | Multinet Mammoth | |||||
65 | 7/ 07/ 2018 | 5° 54′ | 79° 57′ | 14:14 | 14:48 | 585 | Pelagic trawl | |||||
80 | 10/ 07/ 2018 | 7° 29′ | 79° 25′ | 15:27 | 16:00 | 1772 | Pelagic trawl | |||||
81 | 11/ 07/ 2018 | 8° 13′ | 79° 24′ | 15:36 | 16:22 | 1074 | Pelagic trawl | |||||
87 | 13/ 07/ 2018 | 7° 35′ | 78° 58’ | 18:18 | 19:04 | 2304 | Pelagic trawl | |||||
b | ||||||||||||
Station | Sampling | Stage | No. of | Average wt. | Temperature (°C) | Salinity | ||||||
|  | depth (m) |  | individuals | individual (g) | 5 m | 25 m | 50 m | 100 m | 5 m | 25 m | 50 m | 100 m |
51 | 4 | Egg | 1 | – | 27.49 | 27.5 | 27.45 | 19.42 | 34.98 | 34.98 | 34.98 | 34.94 |
576 | 30 | Egg | 1 | – | 27.31 | 27.31 | 22.8 | 19.61 | 34.96 | 34.96 | 34.82 | 34.87 |
65 | 30 | Adult | 2 | 580 | 27.07 | 26.68 | 23.15 | 20.93 | 34.61 | 34.64 | 34.76 | 34.84 |
80 | 10 | Adult | 57 | 313 | 26.49 | 26.49 | 24.32 | 19.83 | 35.08 | 35.08 | 34.9 | 34.95 |
81 | 10 | Adult | 1 | 580 | 25.85 | 25.8 | 22.01 | 18.83 | 34.97 | 34.97 | 34.85 | 34.98 |
87 | 10 | Adult | 42 | 502 | 26.22 | 26.2 | 22.41 | 18.54 | 35.07 | 35.07 | 34.91 | 34.91 |