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Table 1 Information on phenotypic characters and histological observation of precocious E.sinensis

From: Tissue expression profiles unveil the gene interaction of hepatopancreas, eyestalk, and ovary in the precocious female Chinese mitten crab, Eriocheir sinensis

Ratio of abdominal sternite length No. of individuals Average weight Average hepatopancreas index Average gonad index Ovary developmental stage
< 0.70 6 5.62 ± 0.72 g 10.45 ± 1.56% 0 Not applicable
0.71–0.85 9 13.72 ± 1.23 g 7.16 ± 1.52% 0.16 ± 0.09% Major growth stage I
0.86–0.99 9 19.47 ± 4.01 g 6.03 ± 1.70% 0.34 ± 0.10% Major growth stage II
≥1.0 6 40.90 ± 1.68 g 5.40 ± 0.98% 7.59 ± 1.07% Sexually Mature stage