Fibre size and capillary dimensions of pectoral adductor muscle from four species of Antarctic fishes
| . | N. coriiceps . | G. gibberifrons . | C. aceratus . | C. rastrospinosus . |
|---|---|---|---|---|
| Āf (μm2) | 1843±312A | 2103±194A,B,* | 2932±428B | 9352±318C |
| ā(c) (μm2) | 30.5±1.2A | 35.1±1.2B | 48.3±1.8C | 26.2±3.0D |
| b̄(c) (μm) | 19.6±0.3A | 22.4±0.4B | 24.6±0.6C | 22.9±1.48B,C |
| C:F | 1.17±0.11A | 0.91±0.08A,* | 1.49±0.24A,B | 2.65±0.22B |
| NA(c,f) (mm-2) | 819±77A | 438±9B,* | 621±58C | 257±18D |
| Jv(c,f) (mm-2) | 1057±114A | 696±34B | 880±73A | 367±25C |
| . | N. coriiceps . | G. gibberifrons . | C. aceratus . | C. rastrospinosus . |
|---|---|---|---|---|
| Āf (μm2) | 1843±312A | 2103±194A,B,* | 2932±428B | 9352±318C |
| ā(c) (μm2) | 30.5±1.2A | 35.1±1.2B | 48.3±1.8C | 26.2±3.0D |
| b̄(c) (μm) | 19.6±0.3A | 22.4±0.4B | 24.6±0.6C | 22.9±1.48B,C |
| C:F | 1.17±0.11A | 0.91±0.08A,* | 1.49±0.24A,B | 2.65±0.22B |
| NA(c,f) (mm-2) | 819±77A | 438±9B,* | 621±58C | 257±18D |
| Jv(c,f) (mm-2) | 1057±114A | 696±34B | 880±73A | 367±25C |
Āf, cross-sectional area of fibres; ā(c), cross-sectional area of capillaries; b̄(c), boundary length of capillaries;C:F, capillary to fibre ratio; NA(c,f), numerical density of capillaries per fibre cross sectional area; Jv(c,f); capillary length per fibre volume, assuming c(K,0)=1.11 and 1.44 for nototheniids and channichthyids, respectively.
Values are means ± S.E.M.
Letters designate significant differences among species(P<0.05).
Londraville and Sidell(1990a,b).