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Effect of different stocking densities in juveniles of American crocodile (Crocodylus acutus, Crocodilia, Crocodylidae) in captivity
Carlos Alfonso Alvarez_González
Leonardo Martínez Cárdenas
Luis Daniel Espinosa Chaurand
ANDRES ELOY LEON FERNANDEZ
ITZEL GALAVIZ VILLA
Francisco Hernández Vázquez
Sergio Gustavo Castillo Vargasmachuca
Acceso Abierto
Atribución-NoComercial-SinDerivadas
DOI: https://doi.org/10.32854/agrop.v14i6.2252
URL: https://revista-agroproductividad.org/index.php/agroproductividad/article/view/2252
ISSN: 2594-0252
diet, experiment, juveniles, growth, husbandry, survival
"Objective: To evaluate the effect of different stocking densities:12 (D12), 18 (D18) and 24 (D24) individuals m-2 (ind m-2) on growth (weight and length) and survival in juvenile river crocodiles (Crocodylus acutus). Design/methodology/approach: The crocodiles were cultured in each treatment by triplicate for 43-d in nine plastic tanks and fed a diet based on a mix of beef liver, fish and commercial dog food. Results: At the end of the experiment, there were not significant differences among treatments in the growth variables, recording a low increment in weight and total length (38.99 ± 8.96 g and 4.19 ± 1.36 cm; mean ± SD) in all densities as well as overall survival of 62.02 ± 7.67% (mean ± SD). The stocking density of 24 ind m-2 was significantly higher in biomass production by m2 for the stocking densities of 18 and 12 individuals (p < 0.05). Limitations on study/implications: The development of culture techniques is a tool to assess the potential of this ecologically important species for its conservation and eventual commercialization. Findings/conclusions: It can be recommended a stocking density of 24 ind m-2 (D24) to optimize the use of space and infrastructure profitability"
COLEGIO DE POSGRADUADOS
2022
Artículo
Agro Productividad
Español
ALVAREZ-GONZALEZ, C. A., Martinez-Cárdenas, L., Torres-Aguilar, J. L., Espinosa-Chaurand, D., León-Fernández, A. E., Galaviz-Villa, I., Hernández-Vázquez, F., Castillo-Vargasmachuca, S. G., & Álvarez-González, C. A. (2022). Effect of different stocking densities in juveniles of American crocodile (Crocodylus acutus, Crocodilia, Crocodylidae) in captivity. Agro Productividad. https://doi.org/10.32854/agrop.v14i6.2252
CRECIMIENTO ANIMAL
Versión publicada
publishedVersion - Versión publicada
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