Table 1.
Mean size of forage species (±sd) examined for body composition organized by habitat
| Latin name | Mean length (mm) | Mean mass (g) | |
|---|---|---|---|
| Epipelagic | |||
| Capelin | Mallotus villosus | 104.7 (19.7) | 7.7 (4.2) |
| Chinook salmon | Oncorhynchus tshawytscha | 528.4 (281.4) | 397.0 (875.0) |
| Pacific herring | Clupea pallasii | 193.4 (42.3) | 87.5 (51.1) |
| Pacific sand lance | Ammodytes hexapterus | 120.1 (26.2) | 8.3 (7.5) |
| Walleye pollock (juvenile) | Theragra chalcogramma | 248.0 (65.3) | 139.5 (102.2) |
| Walleye pollock (YOY) | Theragra chalcogramma | 119.7 (24.2) | 13.2 (8.4) |
| Mesopelagic | |||
| California headlightfish | Diaphus theta | 84.2 (7.0) | 9.6 (2.9) |
| Commander squid | Berryteuthis magister | 212.3 (54.7) | 493.1 (334.8) |
| Eulachon | Thaleichthys pacificus | 164.9 (31.3) | 31.8 (19.1) |
| Northern lampfish | Stenobrachius leucopsarus | 98.5 (9.7) | 11.3 (3.4) |
| Northern smoothtongue | Leuroglossus schmidti | 117.8 (21.8) | 12.3 (7.4) |
| Pacific hake | Merluccius productus | 488.0 (66.9) | 856.3 (419.5) |
| Walleye pollock (mature) | Theragra chalcogramma | 473.6 (73.3) | 897.1 (426.5) |
| Demersal | |||
| Arrowtooth flounderFlounder | Atheresthes stomias | 607.2 (77.7) | 2312 (956) |
| Pacific cod | Gadus macrocephalus | 597.7 (80.0) | 2418 (1,010) |
| Pacific halibut | Hippoglossus stenolepis | 746.7 (97.9) | 5151 (2,695) |
| Sablefish | Anoplopoma fimbria | 615.0 (59.9) | 2580 (893) |
| Sandpaper skate | Bathyraja interrupta | 744.5 (156.8) | 2641 (1,858) |
Length is measured as standard length for California headlightfish and northern lampfish, total length for sandpaper skates, mantle length for Commander squid, and the remaining species were measured as fork length. Young-of-the-year is abbreviated as YOY