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Neotropical Ichthyology
On-line version ISSN 1982-0224


Table of contents
Neotrop. ichthyol. vol.6 no.4 Porto Alegre Oct./Dec. 2008

Simple relationships to predict attributes of fish assemblages in patches of submerged macrophytes
Pelicice, Fernando Mayer; Thomaz, Sidinei Magela; Agostinho, Angelo Antonio

Fish larvae from the upper Paraná River: do abiotic factors affect larval density?
Baumgartner, Gilmar; Nakatani, Keshiyu; Gomes, Luiz Carlos; Bialetzki, Andréa; Sanches, Paulo Vanderlei; Makrakis, Maristela Cavicchioli

Spawning areas, dispersion and microhabitats of fish larvae in the Anavilhanas Ecological Station, rio Negro, Amazonas State, Brazil
Oliveira, Edinbergh C. de; Ferreira, Efrem J. G.

Diet seasonality and food overlap of the fish assemblage in a pantanal pond
Novakowski, Gisele Caroline; Hahn, Norma Segatti; Fugi, Rosemara

Comparison of fish assemblages in two littoral habitats in a Neotropical morichal stream in Venezuela
Montaña, Carmen G.; Layman, Craig A.; Taphorn, Donald C.

Habitat selection by anchovies (Clupeiformes: Engraulidae) in a tropical bay at Southeastern Brazil
Araújo, Francisco G.; Silva, Marcio A.; Santos, Joaquim N. S.; Vasconcellos, Ruan M.

Life-history of the South American darter, Characidium pterostictum (Crenuchidae): evidence for small scale spatial variation in a piedmont stream
Becker, Fernando Gertum; Carvalho, Silene de; Hartz, Sandra Maria

Ecology and life history of an Amazon floodplain cichlid: the discus fish Symphysodon (Perciformes: Cichlidae)
Crampton, William G. R.

Metabolic substrates are not mobilized from the osmoregulatory organs (gills and kidney) of the estuarine pufferfishes Sphoeroides greeleyi and S. testudineus upon short-term salinity reduction
Prodocimo, Viviane; Souza, Carine F.; Pessini, Cristina; Fernandes, Luiz Claudio; Freire, Carolina A.

A multi-approach analysis of the genetic diversity in populations of Astyanax aff. bimaculatus Linnaeus, 1758 (Teleostei: Characidae) from Northeastern Brazil
Pamponet, Vanessa de Carvalho Cayres; Carneiro, Paulo Luiz Souza; Affonso, Paulo Roberto Antunes de Mello; Miranda, Viviam Souto; Silva Júnior, Juvenal Cordeiro; Oliveira, Claudine Gonçalves de; Gaiotto, Fernanda Amato

Alterations on piscivorous diet following change in abundance of prey after impoundment in a Neotropical river
Cantanhêde, Geuza; Hahn, Norma Segatti; Fugi, Rosemara; Gubiani, Éder André

Assessing diet composition of seahorses in the wild using a non destructive method: Hippocampus reidi (Teleostei: Syngnathidae) as a study-case
Castro, André Luiz da Costa; Diniz, Aline de Farias; Martins, Ieda Zaparolli; Vendel, Ana Lúcia; Oliveira, Tacyana Pereira Ribeiro de; Rosa, Ierecê Maria de Lucena

Diet of two serrasalmin species, Pygocentrus piraya and Serrasalmus brandtii (Teleostei: Characidae), along a stretch of the rio de Contas, Bahia, Brazil
Trindade, Márcia Emília de Jesus; Jucá-Chagas, Ricardo

Effects of tourist visitation and supplementary feeding on fish assemblage composition on a tropical reef in the Southwestern Atlantic
Ilarri, Martina Di Iulio; Souza, Allan Tainá de; Medeiros, Paulo Roberto de; Grempel, Renato Grotta; Rosa, Ierecê Maria de Lucena

Mechanisms of pigmentation loss in subterranean fishes
Felice, Vanessa; Visconti, Maria Aparecida; Trajano, Eleonora

A new genus and species of characid fish from the Amazon basin: the recognition of a relictual lineage of characid fishes (Ostariophysi: Cheirodontinae: Cheirodontini)
Bührnheim, Cristina M.; Carvalho, Tiago P.; Malabarba, Luiz R.; Weitzman, Stanley H.

 Scientific Notes
 ·  A cave population of Isbrueckerichthys alipionis (Gosline, 1947) in the Upper Ribeira karst area, southeastern Brazil (Siluriformes: Loricariidae)
Trajano, Eleonora; Secutti, Sandro; Pereira, Edson H. L.; Reis, Roberto E.

 ·  Vertical segregation of two species of Hyphessobrycon(Characiformes: Characidae) in the Cabiúnas coastal lagoon, southeastern Brazil
Lima, Sergio M. Q.; Cunha, André A.; Sánchez-Botero, Jorge I.; Caramaschi, Érica P.

 ·  Stomach contents and notes on the reproduction of the Onefin Skate Gurgesiella dorsalifera (Chondrichthyes: Rajidae) off Southern Brazil
Rincon, Getulio; Vaske Junior, Teodoro; Vooren, Carolus M.

 ·  The introduction of the African catfish Clarias gariepinus (Burchell, 1822) into Brazilian inland waters: a growing threat
Rocha, Gecely Rodrigues Alves