Effects of Different Feeding Regimes on Growth Performance, Survival Rate, Carcass Composition, Fatty Acids Profile, and Digestive Enzyme Activities of Great Sturgeon (Huso huso Linnaeus, 1758) Larvae

Table 2

Changes survival, body weight and total length of great sturgeon larvae with different feeding regimes at different days post hatching (dph).

Feeding regimes

Survival (%)

BW (g)

TL (cm)

14 dph

25 dph

32 dph

38 dph

14 dph

25 dph

32 dph

38 dph

14 dph

25 dph

32 dph

38 dph

A (AN + CHL + MD)

86.83 ± 3.94^a

38.22 ± 2.33^d

34.66 ± 2.53^d

27.33 ± 2.67^e

0.0760 ± 0.001^a

0.296 ± 0.014^a

0.520 ± 0.030^a

0.741 ± 0.041^a

2.42 ± 0.015^a

3.39 ± 0.05^a

5.48 ± 0.14^a

6.09 ± 0.05^a

B (AN + AB + MD)

89.99 ± 2.33^a

25 ± 20^b

23.83 ± 2.83^b

17.5 ± 2.15b^c

0.0743 ± 0.003^a

0.354 ± 0.014^b

0.590 ± 0.030^b

1.066 ± 0.034^c

2.41 ± 0.015^a

3.69 ± 0.01^a

5.66 ± 0.04^ab

6.98 ± 0.18^d

C (AN + DP + MD)

87.33 ± 3.0^a

33.22 ± 3.90^c

30.99 ± 2.03^cd

22.66 ± 2.40^d

0.0765 ± 0.001^a

0.335 ± 0.012^b

0.640 ± 0.020^c

0.838 ± 0.023^b

2.42 ± 0.005^a

3.54 ± 0.04^a

5.70 ± 0.02^b

6.48 ± 0.18^b

D (AN + CHL + AB)

87.33 ± 1.9^a

31.66 ± 1.66^c

28.49 ± 3.16^c

21.02 ± 1.54^cd

0.0753 ± 0.002^a

0.415 ± 0.014^c

0.630 ± 0.010^c

1.045 ± 0.044^c

2.46 ± 0.005^a

4.25 ± 0.41^b

5.94 ± 0.04^c

6.77 ± 0.11^cd

E (AN + CHL + AB)

88.66 ± 2.73^a

25.83 ± 2.5^b

22.49 ± 1.16^b

14.66 ± 1.33^b

0.0736 ± 0.003^a

0.281 ± 0.007^a

0.635 ± 0.005^c

1.044 ± 0.027^c

2.42 ± 0.010^a

3.45 ± 0.19^a

5.80 ± 0.10^c

6.63 ± 0.17^bc

F (MD)

86.67 ± 2.45^a

13.10 ± 1.34^a

10.80 ± 0.53^a

3.71 ± 0.61^a

0.0743 ± 0.001^a

0.333 ± 0.008^b

0.590 ± 0.010^b

1.230 ± 0.022^d

2.43 ± 0.010^a

3.51 ± 0.03^a

5.59 ± 0.21^ab

7.34 ± 0.12^e

Abbreviations: AN, Artemia nauplii; CHL, chironomid larvae; MD, Microdiet; BW, body weight; TL, total length; dph, days post hatching. Data are mean ± SD. ^a,b,c,d,eDifferent superscript letters within a column indicate significant differences ().