Arctic Ocean, Barents Sea, Cosmopolitan (World Oceans), European waters (ERMS scope), FAO fishing area 18, FAO fishing area 67, Gulf of Maine, New Zealand Exclusive Economic Zone, North East Pacific, Storfjordrenna, Storfjords

Atlantic species, sometimes extends its range into the Arctic region

Female:
Rostrum is directed anterioventrally, is visible from dorsal view. Caudal setae are longer than the abdomen. Eggs inside egg-sac are usually placed in 2 rows.

Male:
Rostrum is absent. Both A1 are geniculate. The caudal setae are significantly shorter than in female.

Female: 0,60-1,43 mm
Male: 0,60-1,00 mm

Can be easily distinguished by the structure of the rostrum and long caudal setae, which are longer than the abdomen

Depth range based on 617 specimens in 1 taxon.
Water temperature and chemistry ranges based on 267 samples.

Environmental ranges
  Depth range (m): 4.5 - 687
  Temperature range (°C): -1.717 - 19.832
  Nitrate (umol/L): 0.276 - 19.262
  Salinity (PPS): 24.029 - 38.518
  Oxygen (ml/l): 3.043 - 8.942
  Phosphate (umol/l): 0.069 - 1.178
  Silicate (umol/l): 1.927 - 30.063

Graphical representation

Depth range (m): 4.5 - 687

Temperature range (°C): -1.717 - 19.832

Nitrate (umol/L): 0.276 - 19.262

Salinity (PPS): 24.029 - 38.518

Oxygen (ml/l): 3.043 - 8.942

Phosphate (umol/l): 0.069 - 1.178

Silicate (umol/l): 1.927 - 30.063
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

Oceanic, epi- to bathypelagic species