Distribution and abundance of Eledone cirrhosa (Lamarck, 1798) and Eledone moschata (Lamarck, 1798) (Cephalopoda: Octopoda) in the Mediterranean Sea

Information on distribution, abundance and size composition of the two octopods Eledone cirrhosa and E. moschata was obtained from the MEDITS trawl surveys, carried out in a wide area of the Mediterranean basin from 1994 to 1999. Both species showed a wide geographic distribution, as they were colle...

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Main Authors: Paola Belcari, Georges Tserpes, María González, Eugenia Lefkaditou, Bojan Marceta, Gabriella Piccinetti Manfrin, Arnauld Souplet
Format: Article
Language:English
Published: Consejo Superior de Investigaciones Científicas 2002-06-01
Series:Scientia Marina
Subjects:
Online Access:http://scientiamarina.revistas.csic.es/index.php/scientiamarina/article/view/613
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author Paola Belcari
Georges Tserpes
María González
Eugenia Lefkaditou
Bojan Marceta
Gabriella Piccinetti Manfrin
Arnauld Souplet
author_facet Paola Belcari
Georges Tserpes
María González
Eugenia Lefkaditou
Bojan Marceta
Gabriella Piccinetti Manfrin
Arnauld Souplet
author_sort Paola Belcari
collection DOAJ
description Information on distribution, abundance and size composition of the two octopods Eledone cirrhosa and E. moschata was obtained from the MEDITS trawl surveys, carried out in a wide area of the Mediterranean basin from 1994 to 1999. Both species showed a wide geographic distribution, as they were collected in all the major areas investigated. E. cirrhosa showed a wide depth distribution, down to the 800 m isobath, while E. moschata was mostly restricted to within 200 m. Further analysis on spatio-temporal basis with a Generalised Linear Model, evidenced that differences among major areas, depth strata and their interaction were always significant. In the case of E. cirrhosa, differences among years and year-major area interaction were also significant. Two cohorts can be singled out in the size frequency distributions of E. cirrhosa, whereas only one mode can be clearly distinguished in most of the length distributions of E. moschata.
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spelling doaj.art-431da7179500408abad0148b3212a7982022-12-21T22:26:00ZengConsejo Superior de Investigaciones CientíficasScientia Marina0214-83581886-81342002-06-0166S214315510.3989/scimar.2002.66s2143607Distribution and abundance of Eledone cirrhosa (Lamarck, 1798) and Eledone moschata (Lamarck, 1798) (Cephalopoda: Octopoda) in the Mediterranean SeaPaola Belcari0Georges Tserpes1María González2Eugenia Lefkaditou3Bojan Marceta4Gabriella Piccinetti Manfrin5Arnauld Souplet6Università di Pisa, Dip. Scienze dell’Uomo e dell’AmbienteInstitute of Marine Biology of Crete, Fisheries DepartmentIEO, Centro Oceánografico de MálagaNCMRInstitute of BiologyLaboratorio di Biologia Marina e PescaIFREMERInformation on distribution, abundance and size composition of the two octopods Eledone cirrhosa and E. moschata was obtained from the MEDITS trawl surveys, carried out in a wide area of the Mediterranean basin from 1994 to 1999. Both species showed a wide geographic distribution, as they were collected in all the major areas investigated. E. cirrhosa showed a wide depth distribution, down to the 800 m isobath, while E. moschata was mostly restricted to within 200 m. Further analysis on spatio-temporal basis with a Generalised Linear Model, evidenced that differences among major areas, depth strata and their interaction were always significant. In the case of E. cirrhosa, differences among years and year-major area interaction were also significant. Two cohorts can be singled out in the size frequency distributions of E. cirrhosa, whereas only one mode can be clearly distinguished in most of the length distributions of E. moschata.http://scientiamarina.revistas.csic.es/index.php/scientiamarina/article/view/613cephalopodsdistributionabundance estimationstrawl surveysmediterranean seaeledone cirrhosaeledone moschata
spellingShingle Paola Belcari
Georges Tserpes
María González
Eugenia Lefkaditou
Bojan Marceta
Gabriella Piccinetti Manfrin
Arnauld Souplet
Distribution and abundance of Eledone cirrhosa (Lamarck, 1798) and Eledone moschata (Lamarck, 1798) (Cephalopoda: Octopoda) in the Mediterranean Sea
Scientia Marina
cephalopods
distribution
abundance estimations
trawl surveys
mediterranean sea
eledone cirrhosa
eledone moschata
title Distribution and abundance of Eledone cirrhosa (Lamarck, 1798) and Eledone moschata (Lamarck, 1798) (Cephalopoda: Octopoda) in the Mediterranean Sea
title_full Distribution and abundance of Eledone cirrhosa (Lamarck, 1798) and Eledone moschata (Lamarck, 1798) (Cephalopoda: Octopoda) in the Mediterranean Sea
title_fullStr Distribution and abundance of Eledone cirrhosa (Lamarck, 1798) and Eledone moschata (Lamarck, 1798) (Cephalopoda: Octopoda) in the Mediterranean Sea
title_full_unstemmed Distribution and abundance of Eledone cirrhosa (Lamarck, 1798) and Eledone moschata (Lamarck, 1798) (Cephalopoda: Octopoda) in the Mediterranean Sea
title_short Distribution and abundance of Eledone cirrhosa (Lamarck, 1798) and Eledone moschata (Lamarck, 1798) (Cephalopoda: Octopoda) in the Mediterranean Sea
title_sort distribution and abundance of eledone cirrhosa lamarck 1798 and eledone moschata lamarck 1798 cephalopoda octopoda in the mediterranean sea
topic cephalopods
distribution
abundance estimations
trawl surveys
mediterranean sea
eledone cirrhosa
eledone moschata
url http://scientiamarina.revistas.csic.es/index.php/scientiamarina/article/view/613
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