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Table 5 Energy differentials during larval development of the clam Ruditapes decussatus reared under three levels of nutrition: starvation and two mono-specific diets (Isochrysis aff galbana = T-iso and Chaetoceros calcitrans = C.cal)

From: Biochemical compounds’ dynamics during larval development of the carpet-shell clam Ruditapes decussatus (Linnaeus, 1758): effects of mono-specific diets and starvation

Food regime

Days after fertilization

Energy differentials (KJ ind−1)

Proteins

Total lipids

Carbohydrates

Total energetic

Starvation

0–2

0.01 ± 0.00

0.03 ± 0.00

0.06 ± 0.00

0.04 ± 0.00

2–5

0.11 ± 0.03

0.00 ± 0.03

0.01 ± 0.02

0.09 ± 0.07

5–8

0.12 ± 0.11

0.06 ± 0.05

0.03 ± 0.00

0.21 ± 0.10

8–14

0.16 ± 0.13

0.10 ± 0.06

0.04 ± 0.01

0.29 ± 0.09

14–19

0.04 ± 0.03

0.04 ± 0.04

0.01 ± 0.00

0.09 ± 0.06

19–23

0.04 ± 0.02

0.00 ± 0.03

0.00 ± 0.01

0.04 ± 0.05

T-iso

0–2

0.01 ± 0.00

0.03 ± 0.00

0.06 ± 0.00

0.04 ± 0.00

2–5

0.73 ± 0.25

0.63 ± 0.07

0.21 ± 0.01

1.57 ± 0.20

5–8

0.53 ± 0.46

1.27 ± 0.09

0.31 ± 0.01

2.12 ± 0.50

8–14

0.30 ± 0.46

0.40 ± 0.07

0.08 ± 0.01

0.78 ± 0.41

14–19

2.01 ± 1.23

2.77 ± 0.97

0.12 ± 0.16

4.90 ± 1.82

19–23

1.24 ± 1.08

1.17 ± 0.79

0.14 ± 0.24

2.54 ± 1.65

C.cal

0–2

0.01 ± 0.00

0.03 ± 0.00

0.06 ± 0.00

0.04 ± 0.00

2–5

0.40 ± 0.04

0.50 ± 0.14

0.26 ± 0.01

1.17 ± 0.16

5–8

0.16 ± 0.08

0.87 ± 0.11

0.01 ± 0.01

0.73 ± 0.18

8–14

0.74 ± 0.15

0.23 ± 0.30

0.03 ± 0.02

0.94 ± 0.33

14–19

0.20 ± 0.13

0.07 ± 0.47

0.24 ± 0.19

0.50 ± 0.79

19–23

0.11 ± 0.10

0.44 ± 0.08

0.31 ± 0.23

0.85 ± 0.04

  1. The increments represent the difference with the preceding stage
  2. The values in bold type are negative