Use of vital wheat gluten in aquaculture feeds

Aquatic Biosystems

Table 2 Apparent digestibility coefficient (ADC) of crude protein (CP) of diets with different protein sources depending on the inclusion rate and the species

Species	Physiological status	Protein source¹	Protein source in diet (%)	ADC of CP in diet or of ingredient (%)	Reference
Coho salmon	Growing	VWG	30²	98.4	[34]
		SBM	100	96.4
		Herring FM		96.6
		Deboned meal		96.7
		CGM		95.2
		VWG		99.6
		SBM		93.0
		Herring FM		94.7
		Deboned meal		95.1
		CGM		91.9
Rainbow trout	Growing	VWG	30²	98.6	[34]
		SBM	100	95.5
		Herring FM		96.6
		Deboned meal		97.2
		CGM		97.4
		VWG		100
		SBM		90.1
		Herring FM		94.6
		Deboned meal		96.7
		CGM		97.3
Australian silver perch	Juvenile	VWG	29.7	99.8	[37]
		SBM		94.8
		Australian FM		92.3
		SDBM		90.2
		CGM		95.4
Gilthead sea bream	Growing	VWG	100³	96	[39]
		SPC		92
		FM		86
		CGM		90
Nile tilapia	Juvenile	VWG	15	92.6	[40]
		SBM		90.5
		DWD		88.9
		FM		89.7
Atlantic cod	Juvenile	VWG	29.8	99.9	[36]
		SBM		92.3
		SPC		98.6
		PeaPC		89.8
		CGM		86.3
		Herring FM		93.3

¹VWG: Vital Wheat Gluten; SBM: Soybean Meal; CGM: Corn Gluten Meal; SDBM: Spray-Dried Blood Plasma; SPC: Soy Protein Concentrate; PeaPC: Pea Protein Concentrate; FM: Fish Meal.
²Digestibility coefficients are given for both the diet with 30% protein source and for each protein source.
³Digestibility coefficients are indicated for each protein source.