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Table 1.

Embryonic body and yolk dry mass of chorionated and dechorionated rainbow trout embryos 24–90 days post-fertilization

Dry mass (mg)
Chorionated
Dechorionated
d.p.f.Embryonic bodyYolkEmbryonic bodyYolk
24 1.01±0.03 32.74±0.51 1.01±0.03 32.74±0.51 
30 3.08±0.04 31.80±0.48 3.62±0.09* 30.26±0.95 
45 12.60±0.45 15.55±1.34 15.81±0.38* 12.09±0.81 
50 22.91±1.56 8.24±1.52 24.84±1.41 5.78±0.73 
60 46.55±2.47 2.53±0.67 47.33±2.57 1.86±0.51 
75 118.93±8.01  124.14±9.46  
90 230.55±14.25  241.24±13.68  
Dry mass (mg)
Chorionated
Dechorionated
d.p.f.Embryonic bodyYolkEmbryonic bodyYolk
24 1.01±0.03 32.74±0.51 1.01±0.03 32.74±0.51 
30 3.08±0.04 31.80±0.48 3.62±0.09* 30.26±0.95 
45 12.60±0.45 15.55±1.34 15.81±0.38* 12.09±0.81 
50 22.91±1.56 8.24±1.52 24.84±1.41 5.78±0.73 
60 46.55±2.47 2.53±0.67 47.33±2.57 1.86±0.51 
75 118.93±8.01  124.14±9.46  
90 230.55±14.25  241.24±13.68  

d.p.f., days post-fertilization.

Values are means ± s.e.m. (N=8).

*

Significantly different from chorionated embryonic body value;

significantly different from chorionated yolk value.

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