Encontrados 18 documentos, a visualizar página 1 de 2
Rocky reef fish community structure in two Azorean islands (Portugal) central N...
Bertoncini, Áthila A.; Machado, Leonardo F.; Barreiros, João P.; Hostim-Silva, Maurício; Verani, José R.Copyright © Cambridge University Press 2010. ; The community structure of shallow rocky reef fish fauna of the Azores Archipelago is described from underwater visual censuses carried out at eight areas (Terceira and Corvo Islands). A total of 52 fish species from 26 different families was observed, and the ten most abundant fish corresponded to 82.7% of all fish. Trophic categories are given for observed speci...
Cleaning activity among Labridae in the Azores: the rainbow wrasse Coris julis ...
Bertoncini, Áthila A.; Machado, Leonardo F.; Barreiros, João P.; Hostim-Silva, Maurício; Verani, José R.Copyright © Cambridge University Press 2009. ; Cleaning interactions among the rainbow wrasse Coris julis and the azorean blue wrasse Centrolabrus caeruleus are presented with photographic registers, as well as the first record of the latter cleaning conspecifics from Azorean shallow rocky reefs.
Space-time distribution of the ichthyofauna from Saco da Fazenda estuary, Itaja...
Barreiros, João P.; Branco, Joaquim O.; Freitas Jr, Felipe; Machado, Leonardo F.; Hostim-Silva, Maurício; Verani, José R.Copyright © 2009 Coastal Education and Research Foundation (CERF). ; A Ictiofauna do estuário Saco da Fazenda foi estudada mensalmente entre julho de 2003 e junho de 2004 em quatro áreas definidas em função das características fisiográficas e da representatividade do estuário nesta região. Foram capturados 4502 exemplares, distribuídos em 42 espécies, 35 gêneros e 21 famílias. Engraulidae foram os peixes mais ...
Wrasses clean up in the Azores
Bertoncini, Áthila A.; Verani, José R.; Barreiros, João P.; Machado, Leonardo F.; Hostim-Silva, MaurícioCopyright © Cambridge University Press 2009. ; Cleaning interactions among fish, involve small fish or 'cleaners', which remove ectoparasites and other items, sue has dead tissue, from the body of generally larger, cooperating fish 'clients'. They usually occur at traditional sites, known as cleaning stations, where cleaners make use of a series of short-distance signals to facilitate the recognition of cleane...
Feeding ecology and trophic ontogeny in Epinephelus marginatus (Perciformes: Se...
Machado, Leonardo F.; Daros, Felippe A.; Bertoncini, Áthila A.; Hostim-Silva, Maurício; Barreiros, João P.Copyright © 2008 Société Française d’Ichtyologie. ; The stomach contents of 257 specimens of Epinephelus marginatus (197-920 mm TL) obtained between February 1999 and December 2003 in Santa Catarina State (South Brazil) were investigated in order to analyse their diet composition and understand the feeding strategy and interspecific diet overlap. E. marginatus from south Brazil fed mainly on brachyuran crustac...
Empty Mussel Shells on Mariculture Ropes as Potential Nest Places for the Blenn...
Gerhardinger, Leopoldo C.; Hostim-Silva, Maurício; Barreiros, João P.PROCEEDINGS OF THE 8th INTERNATIONAL COASTAL SYMPOSIUM (ICS 2004) Itajaí/Itapema, Santa Catarina, Brazil, 14 to 19 March 2004. ; Copyright © 2006 Coastal Education and Research Foundation (CERF). ; We report on the use of empty shells from mariculture of Perna perna mussels as nesting places for males of (Blenniidae). Although its habitat preferences remain still unnoticed, this species was found to be surpri...
A following association between juvenile Epinephelus marginatus (Serranidae) an...
Gerhardinger, Leopoldo C.; Samagaia, Rafael; Hostim-Silva, Maurício; Barreiros, João P.Copyright © 2006 Société Française d’Ichtyologie. ; Une association entre un mérou noir juvénile Epinephelus marginatus (Serranidae) et Myrichthys ocellatus (Ophichthidae). Les informations sur le comportement des poissons marins du Brésil sont très réduites. Nous présentons dans ce travail la première observation d’une interaction dans laquelle un mérou noir Epinephelus marginatus (Lowe, 1834) agit comme suiv...
Peixes de Costão Rochoso de Santa Catarina. I. Arvoredo
Hostim-Silva, Maurício; Bertoncini, Áthila A.; Machado, Leonardo F.; Gerhardinger, Leopoldo C.; Daros, Felippe A.; Barreiros, João P.; Godoy, EduardoEste livro representa um passo importante no sentido de ampliar o conhecimento acerca da ictiofauna marinha do sul do Brasil e de sensibilizar pesquisadores, tomadores de decisão e o público em geral com relação à importância da conservação da Reserva Biológica Marinha do Arvoredo. ; ABSTRACT: The book is timely, as it provides meaningful support to regional management strategies, where the costal zone is in d...
Diel seasonality of a shallow-water fish assemblage at Canto Grande, Santa Cata...
Barreiros, João P.; Figna, Vicente; Hostim-Silva, Maurício; Santos, Ricardo S.Copyright © 2005 Coastal Education and Research Foundation (CERF). ; A comunidade de peixes de fundos móveis arenosos de Canto Grande, Santa Catarina, Brasil, foi estudada por amostragens bimensais com recurso a redes de praia. As amostragens realizaram-se durante períodos de 24 h com intervallos de 3 h, numa base bimensal entre Abril de 1996 e Fevereiro de 1997. Cada conjunto mensal de amostras foi dividido e...
First record of Polyprion oxygeneios (Perciformes: Polyprionidae) for the south...
Barreiros, João P.; Machado, Leonardo F.; Hostim-Silva, Maurício; Sazima, Ivan; Heemstra, Phillip C.Copyright © 2004 The Fisheries Society of the British Isles. ; The hapuka Polyprion oxygeneios (Schneider & Foster) (Fig. 1) is an important deep-water commercial fish species, caught mainly off Australia, New Zealand, Juan Fernandez Archipelago off Chile, the Tristan da Cunha Group of the South Atlantic (Sepúlveda & Pequeño, 1986; May & Maxwell, 1986; Paulin et al., 1989; Paxton et al., 1989; Andrew et al., 1...
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