Sci. Mar. 69(4): 2005

RESEARCH ARTICLES

Using routine hydrographic sections for estimating the parameters needed for Optimal Statistical Interpolation. Application to the northern Alboran Sea Manuel Vargas-Yáñez, Florian Garivier, Olivier Pirra and M. García Sci. Mar. 69(4) : 435-449

Seasonal and inter-annual variability of the phytoplankton communities in an upwelling area of the Alborán Sea (SW Mediterranean Sea) J.M. Mercado, T. Ramírez, D. Cortés, M. Sebastián and M. Vargas-Yáñez Sci. Mar. 69(4) : 451-465

A new sponge-associated species, Syllis mayeri n. sp.(Polychaeta: Syllidae), with a discussion on the status of S. armillaris (Müller, 1776) Luigi Musco and Adriana Giangrande Sci. Mar. 69(4) : 467-474

Experimental evidence that intra-specific competition in seagrass meadows reduces reproductive potential in the sea urchin Paracentrotus lividus (Lamarck). F. Tomas, J. Romero and X. Turon Sci. Mar. 69(4) : 475-484

Spatial and temporal variation of natural toxicity in cnidarians, bryozoans and tunicates in Mediterranean caves Ruth Martí, Maria-J. Uriz and Xavier Turon Sci. Mar. 69(4) : 485-492

Annual population dynamics of the opossum shrimp Neomysis americana Smith, 1873 (Crustacea, Mysidacea) from an estuarine sector of the Argentine Sea María Delia Viñas, Fernando C. Ramírez and Hermes Mianzan Sci. Mar. 69(4) : 493-502

Geographic, bathymetric and inter-annual variability in the distribution of Liocarcinus depurator (Brachyura: Portunidae) along the Mediterranean coast of the Iberian peninsula Marta M. Rufino, Pere Abelló, Andrew B. Yule and Pedro Torres Sci. Mar. 69(4) : 503-518

Molecular validation of the specific status of Parablennius sanguinolentus and Parablennius parvicornis (Pisces: Blenniidae) Federico Almada, Vitor Carvalho Almada, Vera Domingues, Alberto Brito and Ricardo Serrao Santos Sci. Mar. 69(4) : 519-523

Karyological characterization of Mugil trichodon Poey, 1876 (Pisces: Mugilidae) Mauro Nirchio, Ernesto Ron and Anna Rita Rossi Sci. Mar. 69(4) : 525-530

Phylogenetic analysis of flatfish (Order Pleuronectiformes) based on mitochondrial 16s rDNA sequences Pardo, B.G., A. Machordom, F. Foresti, F. Foresti, M.F.C. Azevedo, R. Bañón, L. Sánchez and P. Martínez Sci. Mar. 69(4) : 531-543

Glycoconjugates in the branchial mucous cells of Cynoscion guatucupa (Cuvier, 1830) (Pisces: Sciaenidae) Alcira O. Diaz, Alicia M. Garcia and Adriana L. Goldemberg Sci. Mar. 69(4) : 545-553

Annual reproductive cycle and fecundity of Scorpaena notata (Teleostei, Scorpaenidae) Marta Muñoz, Maria Sàbat, Silvia Vila and Margarida Casadevall Sci. Mar. 69(4) : 555-562

Distribution and abundance of snipefish (Macroramphosus spp.) off Portugal (1998-2003) Victor Marques, Corina Chaves, Alexandre Morais, Fatima Cardador and Yorgos Stratoudakis Sci. Mar. 69(4) : 563-576

Modeling artisanal coastal fisheries of Galicia (NW Spain) based on data obtained from fishers: the case of Octopus vulgaris Jaime Otero, Francisco Rocha, Ángel F. González, Joaquín Gracia and Ángel Guerra Sci. Mar. 69(4) : 577-585

Impact of additional small-scale survey data on the geostatistical analyses of demersal fish species in the North Sea Vanessa Stelzenmüller, Siegfried Ehrich and Gerd-Peter Zauke Sci. Mar. 69(4) : 587-602

Stock assessment of sardine (Sardina pilchardus, Walb.) in the Adriatic Sea with an estimate of discards Alberto Santojanni, Nando Cingolani, Enrico Arneri, Geoff Kirkwood, Andrea Belardinelli, Gianfranco Giannetti, Sabrina Colella, Fortunata Donato and Catherine Barry Sci. Mar. 69(4) : 603-617

BOOK REVIEWS

Kostianoy, A.G., J.C.J. Nihoul and V.B. Rodionov. 2004. Physical oceanography of the frontal zones in the sub-arctic Mihail Emelianov Sci. Mar. 69(4) : 619-620