Use of a negative binomial distribution to describe the presence of Sphyrion laevigatum in Genypterus blacodes

This paper describes the frequency and number of Sphyrion laevigatum in the skin of Genypterus blacodes, an important economic resource in Chile. The analysis of a spatial distribution model indicated that the parasites tended to cluster. Variations in the number of parasites per host could be described by a negative binomial distribution. The maximum number of parasites observed per host was two.

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Bibliographic Details
Main Authors: Peña-Rehbein,Patricio, Ríos-Escalante,Patricio De los, Castro,Raúl, Navarrete,Carolina
Format: Digital revista
Language:English
Published: Colégio Brasileiro de Parasitologia Veterinária 2013
Online Access:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1984-29612013000400602
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Description
Summary:This paper describes the frequency and number of Sphyrion laevigatum in the skin of Genypterus blacodes, an important economic resource in Chile. The analysis of a spatial distribution model indicated that the parasites tended to cluster. Variations in the number of parasites per host could be described by a negative binomial distribution. The maximum number of parasites observed per host was two.