v. 9, n. 3,

July / September 2011

A new species of Bryconops (Teleostei: Characidae) from the rio Madeira basin, Northern Brazil

Juliana M. Wingert and Luiz R. Malabarba

A new species of sand-dwelling catfish, with a phylogenetic diagnosis of Pygidianops Myers (Siluriformes: Trichomycteridae: Glanapteryginae)

Mário C. C. de Pinna and Alexandre L. Kirovsky

Aggression and dominance in cichlids in resident-intruder tests: the role of environmental enrichment

Vincent Nijman and Boudewijn A. Heuts

Anesthetic induction and recovery of Hippocampus reidi exposed to the essential oil of Lippia alba

Mauro Alves da Cunha, Bruno Ferreira da Silva, Frederico Augusto Cariello Delunardo, Simone Cristina Benovit, Levy de Carvalho Gomes, Berta Maria Heinzmann and Bernardo Baldisserotto

Effects of flood regime on the diet of Triportheus curtus (Garman, 1890) in an Amazonian floodplain lake

Jardely de Oliveira Pereira, Maralina Torres da Silva, Lisandro Juno Soares Vieira and Rosemara Fugi

Feeding ecology of Auchenipterichthys longimanus (Siluriformes: Auchenipteridae) in a riparian flooded forest of Eastern Amazonia, Brazil

Tiago Magalhães da Silva Freitas, Vitor Hudson da Consolação Almeida, Roberta de Melo Valente and Luciano Fogaça de Assis Montag

Feeding habits and morphometry of Iheringichthys labrosus (Lütken, 1874) in the Uruguay River (Uruguay)

Malvina Masdeu, Franco Teixeira-de Mello, Marcelo Loureiro and Matias Arim

Gape size influences seasonal patterns of piscivore diets in three Neotropical rivers

Carmen G. Montaña, Craig A. Layman and Kirk O. Winemiller

Invasion of the Indo-Pacific blenny Omobranchus punctatus (Perciformes: Blenniidae) on the Atlantic Coast of Central and South America

Oscar Lasso-Alcalá, Jorge L. S. Nunes, Carlos Lasso, Juan Posada, Ross Robertson, Nivaldo M. Piorski, James Van Tassell, Tommaso Giarrizzo and Guilherme Gondolo

Microhabitat use by Phalloceros harpagos Lucinda (Cyprinodontiformes: Poeciliidae) from a coastal stream from Southeast Brazil

Rosana Mazzoni, Vitor Considera Novaes and Ricardo Iglesias-Rios

On Apteronotus magdalenensis (Miles, 1945) (Gymnotiformes: Apteronotidae): a poorly known species endemic to the río Magdalena basin, Colombia

Javier A. Maldonado-Ocampo, Carlos David de Santana and William G. R. Crampton

Passage of fish larvae and eggs through the Funil, Itutinga and Camargos Reservoirs on the upper Rio Grande (Minas Gerais, Brazil)

Fábio Mineo Suzuki, Lucas Vilela Pires and Paulo Santos Pompeu

Patterns of niche breadth and feeding overlap of the fish fauna in the seasonal Brazilian Pantanal, Cuiabá River basin

Carlos Eduardo Corrêa, Miriam Pilz Albrecht and Norma Segatti Hahn

Population structure and reproductive behavior of Sinaloa cichlid Cichlasoma beani (Jordan, 1889) in a tropical reservoir

Melgen A. García-Lizárraga, Francisco Enrique Soto-Franco, Javier Marcial de Jesús Ruiz Velazco-Arce, José Iván Velázquez-Abunader, Jorge Saúl Ramírez-Pérez and Emilio Peña-Messina

Redescription and phylogenetic position of the enigmatic Neotropical electric fish Iracema caiana Triques (Gymnotiformes: Rhamphichthyidae) using x-ray computed tomography

Tiago P. Carvalho and James S. Albert

Sexual development and reproductive pattern of the Mutton hamlet, Alphestes afer (Teleostei: Epinephelidae): a dyandric, hermaphroditic reef fish

Simone Marques and Beatrice Padovani Ferreira

Social and reproductive physiology and behavior of the Neotropical cichlid fish Cichlasoma dimerus under laboratory conditions

Felipe Alonso, Maximiliano Cánepa, Renata Guimarães Moreira and Matías Pandolfi

Trichomycterus dali: a new highly troglomorphic catfish (Silurifomes: Trichomycteridae) from Serra da Bodoquena, Mato Grosso do Sul State, Central Brazil

Pedro Pereira Rizzato, Edmundo P. D. Costa-Jr., Eleonora Trajano and Maria Elina Bichuette

Trophic structure of a fish community in Bananal stream subbasin in Brasília National Park, Cerrado biome (Brazilian Savanna), DF

Mariana Schneider, Pedro De Podestà Uchôa de Aquino, Maria Júlia Martins Silva and Claudia Padovesi Fonseca