Data/hora: 13/06/2024 07:54:41

Provedor de dados: 	42	
País: 	Brazil	
Título: 	A new approach to feed frequency studies and protein intake regulation in juvenile pirarucu	
Autores: 	MATTOS,BRUNO O. DE; NASCIMENTO FILHO,EDUARDO C.T.; SANTOS,ALINE A.; BARRETO,KAYCK A.; SÁNCHEZ-VÁZQUEZ,FRANCISCO J.; FORTES-SILVA,RODRIGO.	
Data: 	2017-06-01	
Ano: 	2017	
Palavras-chave: 	Arapaima gigas; Feeding behavior; Protein intake; Self-feeding.	
Resumo: 	ABSTRACT This study aimed to investigate pirarucu's (Arapaima gigas) ability to trigger a self-feeding system to regulate protein intake between two standard diets that contained 39% and 49% of crude protein. The same system allowed the evaluation of daily feeding and locomotor activity rhythms. Eighteen fish (654.44±26.85g) were distributed into six 250 L tanks (3 fish/tank). Fish had free access to both diets (39% vs. 49% protein) by feeders (2 per tank), adapted to be activated by fish themselves. This system was connected to a computer system. After an adaptation period, fish learned to activate feeders and the mean food intake recorded was 2.14% of their body weight on a daily basis. Fish showed feeding (72.48%) and locomotor (72.49%) activity predominantly during the daytime, and daily variations of choice between diets, but fixed a protein intake feeding target at 44.53%. These results should be considered when discussing feeding behavior, feeding schedules and diet intake regulations.	
Tipo: 	Info:eu-repo/semantics/article	
Idioma: 	Inglês	
Identificador: 	http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652017000301243	
Editor: 	Academia Brasileira de Ciências	
Relação: 	10.1590/0001-3765201720160349	
Formato: 	text/html	
Fonte: 	Anais da Academia Brasileira de Ciências  v.89 n.2 2017	
Fonte: 	info:eu-repo/semantics/openAccess