Least squares means for individual weight at harvest

Initial	Individual			Fish		Feed
Biomass	weight	Yield (kg/m³)		growth	Survival	Daily	Peak†	Total
(kg/m³)*	(g/fish)	Gross	Net	(g/d)	(%)	(g/m3/d)		(kg/m³)	FCR††
1.4	828.9^a	5.2^b	3.8^b	4.0^a	97.3	50^b	60^b	7.7^b	1.5
2.1	771.0^ab	7.1^a	5.0^a	3.6^ab	96.7	69^a	82^a	10.6^a	1.5
2.8	658.4^b	8.2^a	5.4^a	2.9^b	97.7	76^a	92^a	11.7^a	1.4
Pooled SE	34.1	0.3	0.2	0.2	0.01	3	3	0.4	0.1
ANOVA, P > F	0.032	0.001	0.001	0.022	0.658	0.001	0.001	0.001	0.615

*n=3 replicates per treatment.
†Period of peak feed consumption, weeks 24-37 (10 June-15 September).
††FCR=wet weight of feed/net fish yield.

Table 1: Least squares means (± SE) for individual weight at harvest, gross and net yields, net daily yield, survival, daily and peak feed consumption, total feed, and feed
conversion ratio (FCR) for stocker-size (217 g/fish) channel catfish stocked at 1.4-2.3 kg/m³ in an outdoor biofloc technology production system and grown for 154 d.

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