Table 3 Mean values (Mean ± SD) of the initial and final weight of fish with specific growth rate and feed conversion ratio in CCS and OCS.

From: Economic feasibility study of organic and conventional fish farming systems of Indian major carps

Fish Species

CCS

OCS

Weight (g) (Mean ± SD)

SGR (specific growth rate (%day−1))

FCR

Weight (g) (Mean ± SD)

SGR (specific growth rate (% day−1))

FCR

Initial weight

Final weight

Mean ± SD

Range

Mean ± SD

Range

Initial weight

Final weight

Mean ± SD

Range

Mean ± SD

Range

Catla

25.5 ± 1.09a

629.7 ± 5.66b

1.190 ± 0.81a

0.041–2.59

1.64 ± 0.01a

1.61–1.66

25.5 ± 1.09a

709.55 ± 4.32c

1.235 ± 0.86b

0.334–2.899

1.38 ± 0.01a

1.36–1.38

Rohu

22.5 ± 1.08b

669.7 ± 5.52c

1.279 ± 0.92b

0.328–2.875

1.60 ± 0.03c

1.60–1.63

22.5 ± 1.08b

708.41 ± 4.23a

1.298 ± 0.91c

0.185–2.544

1.36 ± 0.01b

1.36–1.39

Mrigal

21.3 ± 1.06a

503.73 ± 5.32b

1.194 ± 1.01b

0.121–3.284

1.62 ± 0.03b

1.62–1.65

21.3 ± 1.06a

547.73 ± 4.21b

1.224 ± 1.80c

0.012–3.724

1.39 ± 0.01c

1.36–1.35

  1. a,b,cMeans superscripted with different letters in the same row are significantly different (P < 0.05).