Seaweeds as Sustainable Feed Ingredients for Farmed Fish species: Effects on Growth, Immunological Response and Flesh Quality

The potentiality of seaweeds, produced in IMTA systems, as dietary feed ingredients for rainbow trout and Nile tilapia was evaluated. The dietary inclusion of the best performing seaweed in each fish species was further evaluated in juvenile fish, concerning its effects on growth and nutrient utilis...

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Autor principal: P. Valente, Luísa M.
Formato: Artículo
Lenguaje:inglés
Publicado: Facultad de Ciencias Biologicas 2015
Materias:
Acceso en línea:https://nutricionacuicola.uanl.mx/index.php/acu/article/view/40
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author P. Valente, Luísa M.
author_facet P. Valente, Luísa M.
author_sort P. Valente, Luísa M.
collection Artículos de Revistas UANL
description The potentiality of seaweeds, produced in IMTA systems, as dietary feed ingredients for rainbow trout and Nile tilapia was evaluated. The dietary inclusion of the best performing seaweed in each fish species was further evaluated in juvenile fish, concerning its effects on growth and nutrient utilisation, immunological response and flesh quality. Gracilaria vermiculophylla was selected for rainbow trout, whereas in tilapia Ulva spp. was selected instead. The inclusion of Gracilaria meal in diets for rainbow trout was possible up to 5%, but a higher inclusion level impaired growth. Flesh iodine content doubled in fish fed 5% Gracilaria meal, confirming seaweed as a natural and effective tool to increase the nutritional value of rainbow trout. Moreover, in Nile tilapia, the inclusion of Ulva spp. meal seems to be possible up to 10% without major effects on growth performance or flesh organoleptic properties, but enhancing the innate immune response of the fish.
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spelling nutrucionacuicola-article-402019-09-30T17:21:57Z Seaweeds as Sustainable Feed Ingredients for Farmed Fish species: Effects on Growth, Immunological Response and Flesh Quality Seaweeds as Sustainable Feed Ingredients for Farmed Fish species: Effects on Growth, Immunological Response and Flesh Quality P. Valente, Luísa M. seaweeds immunological response rainbow trout Nile tilapia seaweeds immunological response rainbow trout Nile tilapia The potentiality of seaweeds, produced in IMTA systems, as dietary feed ingredients for rainbow trout and Nile tilapia was evaluated. The dietary inclusion of the best performing seaweed in each fish species was further evaluated in juvenile fish, concerning its effects on growth and nutrient utilisation, immunological response and flesh quality. Gracilaria vermiculophylla was selected for rainbow trout, whereas in tilapia Ulva spp. was selected instead. The inclusion of Gracilaria meal in diets for rainbow trout was possible up to 5%, but a higher inclusion level impaired growth. Flesh iodine content doubled in fish fed 5% Gracilaria meal, confirming seaweed as a natural and effective tool to increase the nutritional value of rainbow trout. Moreover, in Nile tilapia, the inclusion of Ulva spp. meal seems to be possible up to 10% without major effects on growth performance or flesh organoleptic properties, but enhancing the innate immune response of the fish. The potentiality of seaweeds, produced in IMTA systems, as dietary feed ingredients for rainbow trout and Nile tilapia was evaluated. The dietary inclusion of the best performing seaweed in each fish species was further evaluated in juvenile fish, concerning its effects on growth and nutrient utilisation, immunological response and flesh quality. Gracilaria vermiculophylla was selected for rainbow trout, whereas in tilapia Ulva spp. was selected instead. The inclusion of Gracilaria meal in diets for rainbow trout was possible up to 5%, but a higher inclusion level impaired growth. Flesh iodine content doubled in fish fed 5% Gracilaria meal, confirming seaweed as a natural and effective tool to increase the nutritional value of rainbow trout. Moreover, in Nile tilapia, the inclusion of Ulva spp. meal seems to be possible up to 10% without major effects on growth performance or flesh organoleptic properties, but enhancing the innate immune response of the fish. Facultad de Ciencias Biologicas 2015-11-30 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Artículo revisado por pares application/pdf https://nutricionacuicola.uanl.mx/index.php/acu/article/view/40 Avances en Nutrición Acuicola; 2015: Nutrición Acuícola: Investigación y desarrollo 2015 eng https://nutricionacuicola.uanl.mx/index.php/acu/article/view/40/40 Derechos de autor 2019 Luísa M. P. Valente
spellingShingle seaweeds
immunological response
rainbow trout
Nile tilapia
seaweeds
immunological response
rainbow trout
Nile tilapia
P. Valente, Luísa M.
Seaweeds as Sustainable Feed Ingredients for Farmed Fish species: Effects on Growth, Immunological Response and Flesh Quality
thumbnail https://rediab.uanl.mx/themes/sandal5/images/article.gif
title Seaweeds as Sustainable Feed Ingredients for Farmed Fish species: Effects on Growth, Immunological Response and Flesh Quality
title_alt Seaweeds as Sustainable Feed Ingredients for Farmed Fish species: Effects on Growth, Immunological Response and Flesh Quality
title_full Seaweeds as Sustainable Feed Ingredients for Farmed Fish species: Effects on Growth, Immunological Response and Flesh Quality
title_fullStr Seaweeds as Sustainable Feed Ingredients for Farmed Fish species: Effects on Growth, Immunological Response and Flesh Quality
title_full_unstemmed Seaweeds as Sustainable Feed Ingredients for Farmed Fish species: Effects on Growth, Immunological Response and Flesh Quality
title_short Seaweeds as Sustainable Feed Ingredients for Farmed Fish species: Effects on Growth, Immunological Response and Flesh Quality
title_sort seaweeds as sustainable feed ingredients for farmed fish species effects on growth immunological response and flesh quality
topic seaweeds
immunological response
rainbow trout
Nile tilapia
seaweeds
immunological response
rainbow trout
Nile tilapia
topic_facet seaweeds
immunological response
rainbow trout
Nile tilapia
seaweeds
immunological response
rainbow trout
Nile tilapia
url https://nutricionacuicola.uanl.mx/index.php/acu/article/view/40
work_keys_str_mv AT pvalenteluisam seaweedsassustainablefeedingredientsforfarmedfishspecieseffectsongrowthimmunologicalresponseandfleshquality