Sci. Mar. 68(4): 2004

RESEARCH ARTICLES

Estimates of gradient Richardson numbers from vertically smoothed data in the Gulf Stream region P. van Gastel and J.L. Pelegrí Sci. Mar. 68(4) : 459-482

Nutrient diffusive fluxes from sediments in the northern Gulf of Aqaba, Red Sea Saber Al-Rousan, Mohammed Rasheed and Mohammad Badran Sci. Mar. 68(4) : 483-490

Active and resting stages of zooplankton and its seasonal evolution in a hypersaline temporary pond of the Mediterranean coast (the "Vecchia Salina", SE Italy) Salvatore Moscatello and Genuario Belmonte Sci. Mar. 68(4) : 491-500

Fatty acid composition of the Caprellidea (Crustacea: Amphipoda) from the Strait of Gibraltar José Manuel Guerra-García, I. Martínez-Pita and M.L. Pita Sci. Mar. 68(4) : 501-510

Shrimps of the crangonid genus Paracrangon Dana (Crustacea: Decapoda: Caridea) from the northwestern Pacific: taxonomic review and description of a new species from Japan Tomoyuki Komai and Jyung Nyun Kim Sci. Mar. 68(4) : 511-536

Composition and distribution of benthic malacofauna on intertidal flats of Paranaguá Bay (Paraná, Brazil) G. Boehs, T.M. Absher and A.C. Da Cruz Sci. Mar. 68(4) : 537-543

Human harvesting of Mytilus galloprovincialis Lamarck, 1819, on the central coast of Portugal Marc Rius and Henrique N. Cabral Sci. Mar. 68(4) : 545-551

Abundance of Octopus vulgaris on soft sediment Stelios Katsanevakis and George Verriopoulos Sci. Mar. 68(4) : 553-560

Uncertainties in sampling procedures for age composition of hake and sardine in Iberian Atlantic waters Ernesto Jardim, Valentin Trujillo and Paz Sampedro Sci. Mar. 68(4) : 561-569

Models describing mackerel (Scomber scombrus) early life growth in the North and Northwest of the Iberian Peninsula in 2000 Begońa Villamor, Miguel Bernal and Carmen Hernández Sci. Mar. 68(4) : 571-583

Temporal patterns of larval fish distribution and abundance in a coastal area of northern Greece Emmanuil T. Koutrakis, Argyris A. Kallianiotis and Athanassios C. Tsikliras Sci. Mar. 68(4) : 585-595

Food of sand smelt, Atherina boyeri Risso, 1810 (Pisces: Atherinidae ) in the estuary of the Mala Neretva River (middle-eastern Adriatic, Croatia) Vlasta Bartulovic, Davor Lucic, Alexis Conides, Branko Glamuzina, Jakov Dulcic, Dubravka Hafner and Mirna Batistic Sci. Mar. 68(4) : 597-603

Activity patterns and foraging behaviour of Audouin's gulls at the Ebro Delta, NW Mediterranean Santi Mańosa, Daniel Oro and Xavier Ruiz Sci. Mar. 68(4) : 605-614

A pressurizing system for long-term study of marine or freshwater organisms enabling the simulation of cyclic vertical migrations Alfredo Damasceno-Oliveira, J. Gonçalves, J. Silva, B. Fernández-Durán and J. Coimbra Sci. Mar. 68(4) : 615-619

BOOK REVIEWS

Trends in Hydrozoan Biology IV. Mills, C.E., F. Boero, A. Migotto and J.M. Gili, (eds.) E.A. Robson Sci. Mar. 68(4) : 621-622