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Table 3 Growth performances and survival rate of angel fish larvae reared under four different weaning methods for 28 days (values are in mean ± Standard deviation, n =3)

From: Sudden weaning of angel fish pterophyllum scalare (Lichtenstein) (Pisces; Cichlidae) larvae from brine shrimp (Artemia sp) nauplii to formulated larval feed

Responses

Treatments

 

TR1

TR2

TR3

TR4

Final weight (mg)

35.4 ± 3.4ab

40.5 ± 0.2a

28.6 ± 4.8b

15.2 ± 2.6c

Final length (mm)

14.4 ± 0.50a

13.9 ± 0.32ab

12.8 ± 0.70b

9.5 ± 0.58 c

Final height (mm)

4.9 ± 0.2a

4.7 ± 0.2ab

3.5 ± 0.3b

2.5 ± 0.4 c

DWG (mg day-1)

0.9 ± 0.2ab

1.1 ± 0.0a

0.7 ± 0.2b

0.2 ± 0.1c

SGR (%)

4.54 ± 0.33ab

5.03 ± 0.02a

3.75 ± 0.62b

1.50 ± 0.64c

Survival (%)

73 ± 14a

70 ± 18a

68 ± 6a

51 ± 14a

Stress Index

232 ± 90a

226 ± 14a

290 ± 22a

253 ± 52a

  1. Different superscripts in the same raw indicate significant differences at P < 0.05. (TR1: exclusively fed Artemia, TR2: Artemia for fist 14 days and rest formulated feed, TR3: Artemia for fist 7 days and rest formulated feed, TR4: exclusively fed formulated feed).