Table 3. Feed utilization efficiency in Amphiprion ocellaris fed diets supplemented with different carotenoid sources

Parameters	Treatments
Parameters	Control	Ch-egg	Sh-shell	Cope	Sn-egg	Astax
FR (%BW/day)	1.73 ± 0.07	1.80 ± 0.10	1.71 ± 0.04	1.84 ± 0.10	2.01 ± 0.03	1.90 ± 0.07
FCR	1.95 ± 0.08^c	1.80 ± 0.15^bc	1.51 ± 0.01^a	1.60 ± 0.08^ab	1.91 ± 0.01^c	1.93 ± 0.10^c
FER (%)	51.4 ± 2.32^a	56.5 ± 4.89^ab	66.1 ± 0.18^c	63.0 ± 3.03^bc	52.5 ± 0.17^a	52.1 ± 2.73^a
PER	0.94 ± 0.04^a	1.03 ± 0.09^ab	1.20 ± 0.01^c	1.14 ± 0.05^bc	0.96 ± 0.01^a	0.95 ± 0.05^a
LER	4.28 ± 0.19^a	4.71 ± 0.41^ab	5.50 ± 0.01^c	5.25 ± 0.25^bc	4.38 ± 0.01^a	4.34 ± 0.23^a

Data are expressed as mean ± SE (n = 3).
Means with different superscript letters within the same row are significantly different (p < 0.05).
FR, feeding rate; FCR, feed conversion ratio; FER, feed efficiency ratio; PER, protein efficiency ratio; LER, lipid efficiency ratio.