| Berryteuthis magister (Berry, 1913) Schoolmaster gonate squid | 
| No Picture Available | 
| Family: | Gonatidae () | |||
| Max. size: | 28 cm ML (male/unsexed); max. reported age: 4 years | |||
| Environment: | bathypelagic; marine; depth range 0 - 1500 m | |||
| Distribution: | North Pacific. Tropical to polar climates. | |||
| Diagnosis: | ||||
| Biology: | Maximum depth from Ref. 104112. Occurs in the outer edge of continental shelf and slope. Juveniles are mostly in midwater at mesopelagic depths; adults mainly occur in bottom layers in the upper bathyal zone. Exhibits diel vertical migration (Ref. 104112). | |||
| IUCN Red List Status: | (LC); Date assessed: 03 May 2010 Ref. 123251) | |||
| Threat to humans: | ||||
| Country info: |  | |||