Dear Marmamers,

On behalf of our Editorial Board, I would like to inform you that the issue of the Latin American Journal of Aquatic Mammals (LAJAM 5:2) is now available. This issue includes the following articles:

CONTENTS

Seasonal use of Amazon floodplains by the tucuxi Sotalia fluviatilis (Gervais 1853), in central Amazon, Brazil………………………………… ......................................................... 95-104

C. Faustino and V.M.F. da Silva

Ecology of marine tucuxi, Sotalia guianensis, and bottlenose dolphin, Tursiops truncatus, in Baía Norte, Santa Catarina state, southern Brazil………………………………...........105-115

P.A.C. Flores and N.F. Fountoura

Morphometric relationships of franciscana dolphin, Pontoporia blainvillei (Cetacea), off Rio Grande do Sul coast, southern Brazil…………………………………………………...117-123

S.Botta, M.C.C. Muelbert and E.R. Secchi

Genetic sex determination supports the Gulf of California as an important habitat for male and female sperm whales (Physeter macrocephalus) .............................................................125-128

N. Rubio-Cisneros, S.L. Mesnick, R. Vasquez-Juárez, J. Urban Ramirez, C.A.J. Godard, R. Payne and A.E. Dizon

Cetacean occurrence in the Santa Marta region, Colombian Caribbean, 2004-2005…..129-134

M.A. Pardo and D.M. Palacios

Notes on the pygmy killer whale Feresa attenuata Gray, 1874 (Cetacea: Delphinidae) in Venezuela, southeastern Caribbean ................................................................................135-139

L.A. Bermudez-Villapol, A.J. Sayegh, M.A. Estevez, M.S. Range, C. Rosso and N.I. Vera

Predation by a shortfin mako shark, Isurus oxyrinchus, Rafinesque, 1810, on a pantropical spotted dolphin, Stenella attenuata, calf in Central Atlantic waters………………….. .141-144

M.S. Monteiro, T. Vaske Jr., T.M. Barbosa and M.D.O. Alves

Crabeater seal (Lobodon carcinophagus) on the coast of Rio Grande do Sul, Brasil…. 145-148

L.R. de Oliveira, R. Machado, M.M. Alievi and N.L. Wurdig