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  1. Coastal lagoons are semi-isolated ecosystems exposed to wide fluctuations of environmental conditions and showing habitat fragmentation. These features may play an important role in separating species into dif...

    Authors: Mercedes González-Wangüemert and Carlos Vergara-Chen

    Citation: Helgoland Marine Research 2014 68:396

    Content type: Original Article

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  2. In the eastern Baltic rivers, anadromous salmonid parr are known to smoltify and migrate to the sea from March until June, depending on latitude, climate and hydrological conditions. In this study, we present ...

    Authors: Imre Taal, Martin Kesler, Lauri Saks, Mehis Rohtla, Aare Verliin, Roland Svirgsden, Kristiina Jürgens, Markus Vetemaa and Toomas Saat

    Citation: Helgoland Marine Research 2014 68:395

    Content type: Short Communication

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  3. This study presents a new checklist of ciliates at the long-term sampling station Helgoland Roads. The work is based on a microzooplankton monitoring programme from January 2007 to June 2009 and a ciliate moni...

    Authors: Jinpeng Yang, Martin Günther Joachim Löder and Karen Helen Wiltshire

    Citation: Helgoland Marine Research 2014 68:392

    Content type: Original Article

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  4. Conspicuous macrozoobenthos and vegetation of intertidal sandflats in Königshafen (Island of Sylt, SE North Sea) were mapped in 1932, 1988 and 2008. Higher water levels since the 1930s with a concomitant incr...

    Authors: Juliane Schumacher, Tobias Dolch and Karsten Reise

    Citation: Helgoland Marine Research 2014 68:389

    Content type: Original Article

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  5. A parasite assemblage of Sebastes miniatus from northwestern Baja California, México, was composed of a total of 12 species: five ectoparasites (two monogeneans and three parasitic copepods) and seven endoparasit...

    Authors: M. A. Rodríguez-Santiago, J. A. Rosales-Casián and M. I. Grano-Maldonado

    Citation: Helgoland Marine Research 2014 68:390

    Content type: Original Article

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  6. The pigmented, rod-shaped, Gram-negative, motile bacteria isolated from marine sponge Callyspongia diffusa exhibiting bioactivity was characterized as Shewanella algae (GenBank: KC623651). The 16S rRNA gene sequ...

    Authors: R. S. Rachanamol, A. P. Lipton, V. Thankamani, A. R. Sarika and J. Selvin

    Citation: Helgoland Marine Research 2014 68:386

    Content type: Original Article

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  7. Conspicuous tufts of the filamentous algae Polysiphonia Greville inhabit the reefs of Crassostrea gigas on the Atlantic Patagonian coast. The population was recorded for the first time in 1994 and identified as P...

    Authors: M. Emilia Croce and Elisa R. Parodi

    Citation: Helgoland Marine Research 2014 68:384

    Content type: Original Article

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  8. A new homalorhagid genus and species, Mixtophyes abyssalis gen. et sp. nov., is described from the deep-sea of the Guinea Basin in the Atlantic Ocean. The new genus and species was collected during the R/V Meteor...

    Authors: Nuria Sánchez, Fernando Pardos and Martin V. Sørensen

    Citation: Helgoland Marine Research 2014 68:383

    Content type: Original Article

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  9. The Azores archipelago was selected as a case study since there are few studies on macroalgae introduction in oceanic islands. While at a global scale, around 3 % of macroalgae are considered non-indigenous; ...

    Authors: Joana Micael, Manuela I. Parente and Ana C. Costa

    Citation: Helgoland Marine Research 2014 68:382

    Content type: Original Article

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  10. The intertidal gastropod Phorcus sauciatus is a subtropical grazer that reaches its northern boundary in the Iberian Peninsula. Distribution of P. sauciatus along the Iberian Peninsula shows, however, gaps in it...

    Authors: Marcos Rubal, Puri Veiga, Juan Moreira and Isabel Sousa-Pinto

    Citation: Helgoland Marine Research 2014 68:379

    Content type: Original Article

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  11. The reproductive cycle of Trophon geversianus (Pallas 1774) population from Golfo San José (Chubut, Argentina, 42°33′S, 64°33′W) was studied using histochemical methods and digital image analysis. For such purpo...

    Authors: Paula de la Barra, Juliana Giménez, Henrique Knack de Almeida and Florencia Arrighetti

    Citation: Helgoland Marine Research 2014 68:380

    Content type: Original Article

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  12. Specimens of the pycnogonid genus Ammothea collected during the Polarstern cruise XXIII/8 (23 November 2006–30 January 2007) were studied. Nine species were recognized in this collection: Ammothea ...

    Authors: E. Cano-Sánchez and P. J. López-González

    Citation: Helgoland Marine Research 2014 68:376

    Content type: Original Article

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  13. The relationship between body dry weight (W) and shell length (L) of blue mussels, Mytilus edulis, can be expressed by the condition index (CI = W/L 3) which varies from population to population a...

    Authors: Hans Ulrik Riisgård, Poul S. Larsen and Daniel Pleissner

    Citation: Helgoland Marine Research 2014 68:377

    Content type: Short Communication

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  14. The non-indigenous caprellid Caprella scaura Templeton, 1836, native to the western Indian Ocean, was firstly recorded in the Mediterranean Sea in 1994, and all Mediterranean populations discovered to date are re...

    Authors: V. Fernandez-Gonzalez and P. Sanchez-Jerez

    Citation: Helgoland Marine Research 2013 68:375

    Content type: Short Communication

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  15. This study provides the first description of the larval development of the commercially exploited barnacle Megabalanus azoricus. It describes the changes in larval size and shape as well as the general morpholog...

    Authors: Maria Dionísio, Armindo Rodrigues and Ana Costa

    Citation: Helgoland Marine Research 2013 68:370

    Content type: Original Article

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  16. The knowledge of the reproductive strategy is essential for the comprehensive understanding of the population dynamics of any fish species. This study intends to define the spawning season, verify the type of...

    Authors: Ana Neves, Vera Sequeira, Rafaela Barros Paiva, Ana Rita Vieira and Leonel Serrano Gordo

    Citation: Helgoland Marine Research 2013 68:373

    Content type: Original Article

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  17. The shallow-water nematodes of the White Sea are relatively well studied; however, information on the nematode fauna inhabiting the deepest part of this sea is very scarce. The composition of the nematode ass...

    Authors: Dmitry M. Miljutin, Maria A. Miljutina, Alexei V. Tchesunov and Vadim O. Mokievsky

    Citation: Helgoland Marine Research 2013 68:371

    Content type: Original Article

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  18. Available type material of Prionospio heterobranchia Moore, 1907, P. (Prionospio) texana Hartman, 1951, P. spongicola Wesenberg-Lund, 1958 and P. (P.) newportensis Reish, 1959, as well as newly collected material...

    Authors: V. H. Delgado-Blas

    Citation: Helgoland Marine Research 2013 68:372

    Content type: Original Article

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  19. Four new species of Kinorhynchs are described from the West Atlantic coast off Fort Pierce, Florida, USA. They are the following: Antygomonas gwenae n. sp., Echinoderes riceae n. sp., Echinoderes adrianovi n. sp...

    Authors: María Herranz, Nuria Sánchez, Fernando Pardos and Robert P. Higgins

    Citation: Helgoland Marine Research 2013 68:369

    Content type: Original Article

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  20. In the Helsinki Commission Red List project 2009–2012, taxonomic and distributional data of benthic (macro) invertebrates were compiled by the present authors in a comprehensive checklist of the Baltic Sea fa...

    Authors: Michael L. Zettler, Anna Karlsson, Tytti Kontula, Piotr Gruszka, Ari O. Laine, Kristjan Herkül, Kerstin S. Schiele, Alexey Maximov and Jannica Haldin

    Citation: Helgoland Marine Research 2013 68:368

    Content type: Original Article

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  21. Limenandra Haefelfinger and Stamm 1958 is a small genus within the Aeolidiidae with, until this paper, only two species: Limenandra nodosa Haefelfinger and Stamm 1958 and Limenandra fusiformis Ba...

    Authors: Leila Carmona, Marta Pola, Terrence M. Gosliner and Juan Lucas Cervera

    Citation: Helgoland Marine Research 2013 68:367

    Content type: Original Article

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  22. The community structure of rhodoliths beds in the central Brazilian continental shelf was studied under the hypothesis that nongeniculate coralline algae are the major contributors of the individual rhodoliths...

    Authors: Alexandre B. Villas-Boas, Rafael Riosmena-Rodriguez and Marcia Abreu de Oliveira Figueiredo

    Citation: Helgoland Marine Research 2013 68:366

    Content type: Original Article

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  23. Isolated oceanic islands constitute interesting model systems for the study of colonization processes, as several climatic and oceanographic phenomena have played an important role in the history of the marine...

    Authors: Uedson Pereira Jacobina, Pablo Ariel Martinez, Marcelo de Bello Cioffi, José Garcia Jr., Luiz Antonio Carlos Bertollo and Wagner Franco Molina

    Citation: Helgoland Marine Research 2013 68:365

    Content type: Original Article

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  24. Exposed sandy coasts are predominantly physically controlled environments where benthic communities are structured by the independent response of species to the physical environment, with minimal biological in...

    Authors: Werner Armonies, Christian Buschbaum and Monika Hellwig-Armonies

    Citation: Helgoland Marine Research 2013 68:364

    Content type: Original Article

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  25. The diversity, distribution and ecology of the family Syllidae along the Western Iberian coast was studied, based on 145 sediment samples covering the whole Portuguese coastal shelf and 30 Saccorhiza polyschides

    Authors: R. Martins, L. Magalhães, A. Peter, G. San Martín, A. M. Rodrigues and V. Quintino

    Citation: Helgoland Marine Research 2013 67:362

    Content type: Original Article

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  26. We provide an example of extensive facilitation of a sessile community throughout an invaded estuary by the invasive snail Batillaria australis. We show that B. australis greatly increases a limiting resource (at...

    Authors: Jakob Thyrring, Mads Solgaard Thomsen and Thomas Wernberg

    Citation: Helgoland Marine Research 2013 67:363

    Content type: Short Communication

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  27. Copepods can be associated with different kinds and different numbers of bacteria. This was already shown in the past with culture-dependent microbial methods or microscopy and more recently by using molecular...

    Authors: G. Gerdts, P. Brandt, K. Kreisel, M. Boersma, K. L. Schoo and A. Wichels

    Citation: Helgoland Marine Research 2013 67:361

    Content type: Original Article

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  28. Protodrilus corderoi, Protodrilus ovarium n. sp. and Protodrilus pythonius n. sp. are reported from beaches in southern and southeastern Brazil and described combining live observations with ligh...

    Authors: Maikon Di Domenico, Alejandro Martínez, Paulo da Cunha Lana and Katrine Worsaae

    Citation: Helgoland Marine Research 2013 67:358

    Content type: Original Article

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  29. The magnitude of variations in reproductive traits of Palaemon macrodactylus females throughout a breeding season was studied in a non-native population at Mar del Plata harbor, Argentina. Fecundity, egg size, re...

    Authors: M. Guadalupe Vázquez, Claudia C. Bas and Eduardo D. Spivak

    Citation: Helgoland Marine Research 2013 67:360

    Content type: Original Article

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  30. This paper addresses the phenology of a Dictyota dichotoma population from the North Patagonian coasts of Argentina. The morphology of the individuals was characterized, and analyses of the temporal variations of...

    Authors: M. Cecilia Gauna, Eduardo J. Cáceres and Elisa R. Parodi

    Citation: Helgoland Marine Research 2013 67:357

    Content type: Original Article

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  31. Biological and physical disturbances create the conditions for species succession in any biological ecosystem. In particular, coral reefs are susceptible to this process because of the complexity of their ecol...

    Authors: Rodrigo Mariath, Rafael Riosmena Rodriguez and Marcia A. O. Figueiredo

    Citation: Helgoland Marine Research 2013 67:354

    Content type: Original Article

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  32. The French monitoring network, REseau BENThique (REBENT), was launched by the Ministry of the Environment in 2003 following the 1999 Erika oil spill. REBENT aimed to acquire baseline knowledge of coastal benth...

    Authors: Sandrine Derrien-Courtel, Aodren Le Gal and Jacques Grall

    Citation: Helgoland Marine Research 2013 67:355

    Content type: Original Article

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    The Erratum to this article has been published in Helgoland Marine Research 2013 67:s10152-013-0359-y

  33. Environmental stress is a major factor structuring communities. An environmental stress model (ESM) predicts that overall species richness and diversity should follow a unimodal trend along the full stress gra...

    Authors: Nadescha Zwerschke, Merle Bollen, Markus Molis and Ricardo A. Scrosati

    Citation: Helgoland Marine Research 2013 67:352

    Content type: Original Article

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  34. Paracaprella pusilla Mayer (Fauna und Flora des Golfes von Neapel 17:1–55, 1890), originally described from Brazil, is one of the most abundant caprellid amphipod species in tropical and subtropi...

    Authors: Macarena Ros, Maite Vázquez-Luis and José Manuel Guerra-García

    Citation: Helgoland Marine Research 2013 67:353

    Content type: Original Article

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  35. The present study aimed at estimating the age and growth in three populations of Dosinia exoleta from the Portuguese coast (Aveiro in the north, Setúbal in the southwest and Faro in the south). Two techniques wer...

    Authors: Paula Moura, Paulo Vasconcelos and Miguel B. Gaspar

    Citation: Helgoland Marine Research 2013 67:350

    Content type: Original Article

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  36. We analyzed absorption efficiency (AE) and digestive enzyme activity (amylase, cellulase complex, and laminarinase) of the infaunal bivalve Tagelus dombeii originating from two geographic sites, Corral-Valdivia a...

    Authors: M. J. Fernández-Reiriz, J. M. Navarro, B. A. Cisternas, J. M. F. Babarro and U. Labarta

    Citation: Helgoland Marine Research 2013 67:351

    Content type: Original Article

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  37. Sediment samples were taken along the Cantabric platform (Northern Spain) from 200 to 600 meters depth in October 1990. Forty specimens of loriciferans were sorted out of the samples, of which 38 specimens bel...

    Authors: Fernando Pardos and Reinhardt Møbjerg Kristensen

    Citation: Helgoland Marine Research 2013 67:349

    Content type: Original Article

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  38. Marine yeasts play an important role in biodegradation and nutrient cycling and are often associated with marine flora and fauna. They show maximum growth at pH levels lower than present-day seawater pH. Thus,...

    Authors: Evamaria Krause, Antje Wichels, René Erler and Gunnar Gerdts

    Citation: Helgoland Marine Research 2013 67:348

    Content type: Original Article

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  39. The effect of salinity on the filtration rate of blue mussels, Mytilus edulis, from the brackish Great Belt (Denmark) and the low-saline Central Baltic Sea, respectively, was studied. First, we measured the effec...

    Authors: H. U. Riisgård, F. Lüskow, D. Pleissner, K. Lundgreen and M. Á. P. López

    Citation: Helgoland Marine Research 2013 67:347

    Content type: Original Article

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  40. For several groups, like nemerteans, morphology-based identification is a hard discipline, but DNA barcoding may help non-experts in the identification process. In this study, DNA barcoding is used to reveal t...

    Authors: Fernando Ángel Fernández-Álvarez and Annie Machordom

    Citation: Helgoland Marine Research 2013 67:346

    Content type: Short Communication

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  41. The new information reported in this paper is based on five maturing and mature females of the large-tuberculate octopus Graneledone macrotyla. These specimens were caught in bottom trawl surveys ATLANTIS 2009 (F...

    Authors: Ángel Guerra, María Pilar Sieiro, Álvaro Roura, Julio M. Portela and José Luís del Río

    Citation: Helgoland Marine Research 2012 67:342

    Content type: Original Article

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  42. Fish of the genus Selene, known as lookdowns or moonfish, are one of the most morphologically derived groups of the family Carangidae, whose phylogenetic relationships are still largely unknown. In this study, we...

    Authors: Uedson Pereira Jacobina, Marcelo Ricardo Vicari, Pablo Ariel Martinez, Marcelo de Bello Cioffi, Luiz Antonio Carlos Bertollo and Wagner Franco Molina

    Citation: Helgoland Marine Research 2012 67:338

    Content type: Original Article

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