Feeding Choice and the Fate of Organic Materials Consumed by Sesarma Crabs Perisesarma bidens (De Haan) When Offered Different Diets

Table 2

Mean percentage contributions of individual, FA classes, and ω3/ω6 ratio indifferent food types. Values are mean ± SE (𝑛=3). MUFA: Monounsaturated fatty acid, PUFA, polyunsaturated fatty acid, SAFA: saturated fatty acid, BrFA: Branched fatty acid and LCFAs: long chain fatty acid.

	K. obovata (brown leaves)	E. intestinalis (algae)	K. obovata (propagule)
14 : 0	2.1±1.5	0.6±0.0	1.3±0.2
15 : 0 iso	—	—	—
15 : 0 ant	—	—	—
15 : 0	0.4±0.2	0.6±0.0	—
16 : 0	28.3±3.8	28.5±2.4	24.3±0.5
16 : 1ω9	0.7±0.3	5.7±3.7	0.3±0.3
16 : 1ω7	0.4±0.4	0.6±0.2	—
17 : 0 iso	0.2±0.3	1.5±0.5	—
17 : 0 ant	—	0.9±0.2	—
17 : 0	1.2±0.0	0.3±0.2	0.4±0.0
17 : 1	0.2±0.1	0.8±0.0	—
18 : 0	5.0±0.6	0.5±0.0	2.2±0.1
18 : 1ω9	5.2±1.0	9.0±0.2	4.7±0.2
18 : 1ω7	1.8±1.0	—	—
18 : 2ω6	19.5±4.9	9.6±0.3	41.1±1.2
18 : 3ω6	0.3±0.4	1.4±0.0	—
18 : 3ω4	—	—	—
18 : 3ω3	22.1±1.7	23.1±0.6	10.7±0.5
18 : 4ω3	0.7±0.7	1.3±1.8	—
20 : 0	0.6±0.2	—	0.3±0.1
20 : 1ω9	—	—	—
20 : 1ω7	—	—	—
20 : 2	—	—	1.1±0.1
20 : 3ω6	—	0.4±0.5	—
20 : 4ω6	0.3±0.4	0.8±0.5	—
20 : 3ω3	—	—	—
20 : 4ω3	—	0.5±0.0	—
20 : 5ω3	0.3±0.2	0.8±0.0	—
22 : 0	1.0±1.1	0.7±0.1	0.3±0.0
22 : 6ω3	0.8±1.1	—	—
24 : 0	1.0±0.2	1.5±0.0	0.8±0.2
26 : 0	1.3±1.2	—	4.4±1.0
28 : 0	0.2±0.3	—	4.0±1.1
30 : 0	—	—	0.3±0.1
32 : 0	1.6±0.4	—	0.9±0.3
∗ΣMUFA	8.9±0.3	16.4±3.6	5.5±0.1
∗ΣPUFA	44.1±3.1	38.4±2.3	53.0±1.8
∗ΣSAFA	42.5±2.8	33.5±2.2	31.3±0.4
∗ΣBrFA	1.2±0.8	9.5±0.9	0.5±0.2
∗ΣLCFA	3.1±1.0	—	9.7±2.4
Unidentified	0.2±0.2	2.3±1.6	0.1±0.1
Total	100	100	100
n3/n6 ratio	1.3±0.4	2.2±0.2	0.3±0.0

∗Includes fatty acids not indicated in this table; -not detected or traces.