Article Citation: Tagliafico A, Rago N and Rangel MS Length-Weight Relationships of 21 species of Elasmobranchii from Margarita Island, Venezuela Journal of Research in Biology (2014) 4(7): 1458-1464 Journal of Research in Biology Length-Weight Relationships of 21 species of Elasmobranchii from Margarita Island, Venezuela Keywords: Elasmobranch, shark, batoids, ray, Caribbean. ABSTRACT: Length-Weight Relationships (LWR) were estimated for Elasmobranchii caught by the artisanal fishing fleet of Margarita Island, Venezuela. A total of 3604 organisms belonging to 21 species (14 sharks and 7 batoids) were analyzed. Growth type, minimum and maximum length and weight are summarized. The estimates for the ‘b’ parameter of the LWR ranged between 1.706 and 3.955, with a mean of 3.034. To the best of our knowledge, no information currently exists on the LWR of Heptranchias perlo, Squalus cubensis, Squatina dumeril, Gymnura micrura, Myliobatis freminvillei and Mobula hypostoma. This article stands as a pioneer towards the growth research in these elasmobranchs. 1458-1464 | JRB | 2014 | Vol 4 | No 7 This article is governed by the Creative Commons Attribution License (http://creativecommons.org/ licenses/by/4.0), which gives permission for unrestricted use, non-commercial, distribution and reproduction in all medium, provided the original work is properly cited. www.jresearchbiology.com Journal of Research in Biology An International Scientific Research Journal Authors: Tagliafico A 1 , Rago N 2 and Rangel MS 1 Institution: 1. Escuela de Ciencias Aplicadas del Mar, Universidad de Oriente, Boca de Río, Isla de Margarita, Venezuela. 2. Oceanografía y pesca, Fundación de Ciencias Naturales La Salle, Isla de Margarita, Venezuela. Corresponding author: Tagliafico A Email Id: [email protected]Web Address: http://jresearchbiology.com/ documents/RA0471.pdf Dates: Received: 06 Aug 2014 Accepted: 28 Aug 2014 Published: 10 Oct 2014 Journal of Research in Biology An International Scientific Research Journal Original Research ISSN No: Print: 2231 –6280; Online: 2231- 6299
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Length-Weight Relationships of 21 species of Elasmobranchii from Margarita Island, Venezuela
Length-Weight Relationships (LWR) were estimated for Elasmobranchii caught by the artisanal fishing fleet of Margarita Island, Venezuela. A total of 3604 organisms belonging to 21 species (14 sharks and 7 batoids) were analyzed. Growth type, minimum and maximum length and weight are summarized. The estimates for the ‘b’ parameter of the LWR ranged between 1.706 and 3.955, with a mean of 3.034. To the best of our knowledge, no information currently exists on the LWR of Heptranchias perlo, Squalus cubensis, Squatina dumeril, Gymnura micrura, Myliobatis freminvillei and Mobula hypostoma. This article stands as a pioneer towards the growth research in these elasmobranchs.
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Article Citation: Tagliafico A, Rago N and Rangel MS Length-Weight Relationships of 21 species of Elasmobranchii from Margarita Island, Venezuela Journal of Research in Biology (2014) 4(7): 1458-1464
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Length-Weight Relationships of 21 species of Elasmobranchii from
ABSTRACT: Length-Weight Relationships (LWR) were estimated for Elasmobranchii caught by the artisanal fishing fleet of Margarita Island, Venezuela. A total of 3604 organisms belonging to 21 species (14 sharks and 7 batoids) were analyzed. Growth type, minimum and maximum length and weight are summarized. The estimates for the ‘b’ parameter of the LWR ranged between 1.706 and 3.955, with a mean of 3.034. To the best of our knowledge, no information currently exists on the LWR of Heptranchias perlo, Squalus cubensis, Squatina dumeril, Gymnura micrura, Myliobatis freminvillei and Mobula hypostoma. This article stands as a pioneer towards the growth research in these elasmobranchs.
1458-1464 | JRB | 2014 | Vol 4 | No 7
This article is governed by the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which gives permission for unrestricted use, non-commercial, distribution and reproduction in all medium, provided the original work is properly cited.
www.jresearchbiology.com Journal of Research in Biology