Age structure and cyclical annual size change in the Antarctic krill, Euphausia superba Dana. Home> Scientific research> Publications> Other> Age structure and cyclical annual size change in the Antarctic krill, Euphausia superba Dana. Summary Authors:Ettershank G. Published in: 1983 Category 1: Peer-reviewed literature Program area: Biology Ettershank G. (1983) Age structure and cyclical annual size change in the Antarctic krill, Euphausia superba Dana, Polar Biology 2. 189-193; This content was last updated 8 months ago on 20 February 2026.