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  1. Coral habitat structures increase abundance and richness of organisms by providing niches, easy access to resources and refuge from predators. Corals harbor a great variety of animals; the variation in coral ...

    Authors: Marcos M. Nogueira, Elizabeth Neves and Rodrigo Johnsson

    Citation: Helgoland Marine Research 2015 69:431

    Content type: Original Article

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  2. Species within the diatom genus Pseudo-nitzschia (Peragallo) have been identified as producers of domoic acid, the toxin responsible for amnesic shellfish poisoning. Toxin- and non-toxin-producing species of Pse...

    Authors: Eileen Bresnan, Alexandra Kraberg, Sheila Fraser, Lyndsay Brown, Sarah Hughes and Karen H. Wiltshire

    Citation: Helgoland Marine Research 2015 69:428

    Content type: Original Article

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  3. Filtration capacity and feeding behaviour has been intensely studied for adult mussels (Mytilus edulis), but less information is available for juvenile mussels (1.5–25 mm, <1 year), especially in natural sea wate...

    Authors: P. Jacobs, K. Troost, R. Riegman and J. van der Meer

    Citation: Helgoland Marine Research 2015 69:419

    Content type: Original Article

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  4. In Otago, southern New Zealand, the lugworm Abarenicola affinis resides in neighbouring tidal inlets with and without seagrass (Zostera muelleri). A comparison of abundance, body size and biomass of A. affinis b...

    Authors: Stefan Goerlitz, Katrin Berkenbusch and P. Keith Probert

    Citation: Helgoland Marine Research 2015 69:424

    Content type: Original Article

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  5. The influence of rainfall and hydrological variables on the abundance and diversity of the copepod community was investigated on a monthly basis over an annual cycle in the Taperaçu mangrove estuary. In gener...

    Authors: André Magalhães, Luci Cajueiro Carneiro Pereira and Rauquírio Marinho da Costa

    Citation: Helgoland Marine Research 2015 69:421

    Content type: Original Article

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  6. There is still only a small number of studies dedicated to Southern Ocean benthic biomass, especially on species level. Here, we analyze polychaete biomass in two areas of the Antarctic fjord Ezcurra Inlet cha...

    Authors: Krzysztof Pabis and Robert Sobczyk

    Citation: Helgoland Marine Research 2014 69:420

    Content type: Original Article

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  7. Morphological descriptions of two Halomonhystera species (Nematoda, Monhysterida) are presented (Halomonhystera hermesi and Halomonhystera socialis). Halomonhystera hermesi sp. n. occurs in a dense monospecific ...

    Authors: Alexei V. Tchesunov, Daria A. Portnova and Jelle van Campenhout

    Citation: Helgoland Marine Research 2014 69:416

    Content type: Original Article

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  8. The populations of Buccinanops globulosus from three different sites of northern Patagonia were compared in the female reproductive cycle over a 2-year study period (September 2006–August 2008). These population...

    Authors: María Soledad Avaca, Pablo Martín, Silvina van der Molen and Maite Narvarte

    Citation: Helgoland Marine Research 2014 69:418

    Content type: Original Article

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  9. Tagelus plebeius (Lightfoot, 1786) is a stout razor clam that is economically exploited in several countries, including several local fisheries along the Brazilian coast. Despite its wide distrib...

    Authors: Camila Fernanda da Silva, Guilherme Nascimento Corte, Leonardo Querobim Yokoyama, Jolnnye Rodrigues Abrahão and Antônia Cecília Zacagnini Amaral

    Citation: Helgoland Marine Research 2014 69:417

    Content type: Review

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  10. Previous studies have suggested incongruence between current systematics and molecular phylogenies of Sarsielloidea, with a possible polyphyly of the family Philomedidae. Here, we provide molecular phylogenet...

    Authors: Ivana Karanovic, Lorena Orduña-Martínez and Pedro-Luis Ardisson

    Citation: Helgoland Marine Research 2014 69:415

    Content type: Original Article

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  11. Larval survival potentially affects recruitment strongly. Variability in larval growth rates, primarily caused by variable nutritional situations, is one of the factors that can influence larval survival rates...

    Authors: Ilhan Yandi and Ilhan Altinok

    Citation: Helgoland Marine Research 2014 69:414

    Content type: Original Article

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  12. An inventory of benthic and benthopelagic fishes is presented as a result of two exploratory surveys around Ampère Seamount, between Madeira and the Portuguese mainland, covering water depths from 60 to 4,400 ...

    Authors: Bernd Christiansen, Rui P. Vieira, Sabine Christiansen, Anneke Denda, Frederico Oliveira and Jorge M. S. Gonçalves

    Citation: Helgoland Marine Research 2014 69:413

    Content type: Original Article

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  13. Nematodes or roundworms represent one of the most diverse and dominant taxon in marine benthic habitats. Whereas a morphological identification of many species is challenging, the application of molecular mark...

    Authors: Philipp Vogt, Maria Miljutina and Michael J. Raupach

    Citation: Helgoland Marine Research 2014 68:411

    Content type: Original Article

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  14. Ruditapes philippinarum, a venerid clam, is a dominant species in the sandy and muddy areas in the coastal waters of the Marmara Sea. Intensive commercial harvesting of this species is conducted ...

    Authors: Serhat Çolakoğlu and Mustafa Palaz

    Citation: Helgoland Marine Research 2014 68:410

    Content type: Original Article

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  15. Species of sea hares have been recognized traditionally based on morphological traits, mainly the radula, external coloration, and reproductive anatomy. However, recent studies have shown substantial color var...

    Authors: Luiza de Oliveira Saad, Carlo Magenta Cunha, Karine Delevati Colpo and Ángel Valdés

    Citation: Helgoland Marine Research 2014 68:408

    Content type: Original Article

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  16. Tardigrades are microscopic metazoans that withstand environmental extremes by entering dormant states, such as cryptobiosis (latent life). In addition, they may also form cysts. Here, we present the first re...

    Authors: Lykke K. B. Clausen, Kasper N. Andersen, Thomas L. Hygum, Aslak Jørgensen and Nadja Møbjerg

    Citation: Helgoland Marine Research 2014 68:409

    Content type: Original Article

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  17. In the last 20–30 years, the temperature of the Mediterranean Sea has increased and global warming is allowing the establishment of tropical-affinity species into more temperate zones. Sessile communities are...

    Authors: Manuel María González-Duarte, Cesar Megina and Stefano Piraino

    Citation: Helgoland Marine Research 2014 68:406

    Content type: Original Article

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  18. Living rhodolith beds are widely distributed along the Eastern Pacific ocean. Despite their widespread distribution, little is known about the rhodolith-forming species from shallow water in the Mexican South ...

    Authors: Edith Concepción Peralta-García and Edgar Francisco Rosas-Alquicira

    Citation: Helgoland Marine Research 2014 68:405

    Content type: Original Article

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  19. A synthetic analysis of the distribution, abundance and some biological traits of the common pandora (Pagellus erythrinus) was performed. Data were gathered in 15 experimental bottom trawl surveys carried out off...

    Authors: B. Busalacchi, T. Bottari, D. Giordano, A. Profeta and P. Rinelli

    Citation: Helgoland Marine Research 2014 68:404

    Content type: Original Article

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  20. We describe a new genus and species of sea anemone from Chilean Patagonia. Anthoparactis fossii n. gen. et sp. adds another acontiate genus and species to the family Isanthidae Carlgren, 1938. Anthoparactis n. g...

    Authors: Verena Häussermann and Estefanía Rodríguez

    Citation: Helgoland Marine Research 2014 68:399

    Content type: Original Article

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  21. This study reviews the morphology of the first zoeal stage of the pantropical and subtropical marine shrimps of the family Processidae. We present the first descriptions of the zoea I of Ambidexter symmetricus an...

    Authors: Mariana Terossi and Fernando Luis Mantelatto

    Citation: Helgoland Marine Research 2014 68:403

    Content type: Original Article

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  22. Few studies have been conducted on the temporal dynamics of both amino acid (AA) and fatty acid (FA) profiles in marine bivalves. We investigated the seasonal variation of these compounds in the pod razor clam En...

    Authors: Miguel Baptista, Tiago Repolho, Ana Luísa Maulvault, Vanessa M. Lopes, Luis Narciso, António Marques, Narcisa Bandarra and Rui Rosa

    Citation: Helgoland Marine Research 2014 68:402

    Content type: Original Article

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  23. Crustose algal communities were studied in Diadema africanum urchin barrens around Tenerife (Canary Islands, NE Atlantic). A hierarchical nested sampling design was used to study patterns of community variabilit...

    Authors: Carlos Sangil, Marta Sansón, Tania Díaz-Villa, José Carlos Hernández, Sabrina Clemente and Julio Afonso-Carrillo

    Citation: Helgoland Marine Research 2014 68:401

    Content type: Original Article

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  24. Relative growth and the reproductive cycle of the date mussel Lithophaga lithophaga were studied from September 2002 to October 2003 in the Bizerte Bay (Northern Tunisia). Relationships between shell length and s...

    Authors: Ferdaous Jaafar Kefi, Samir Boubaker and Najoua Trigui El Menif

    Citation: Helgoland Marine Research 2014 68:400

    Content type: Original Article

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  25. Twenty-eight species of scleractinian corals were collected between 55 and 2,291 m depth during INDEMARES 2010–2012 expeditions to the Avilés Canyon System and the near continental shelf (Bay of Biscay). Most ...

    Authors: Álvaro Altuna and Pilar Ríos

    Citation: Helgoland Marine Research 2014 68:398

    Content type: Original Article

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  26. A total of 25 specimens of Eryoneicus larvae were collected near the Balearic Archipelago (Western Mediterranean Sea) in 2009 and 2010. Detailed morphological examination indicated that the smallest individual co...

    Authors: Asvin P. Torres, Ferran Palero, Antonina Dos Santos, Pere Abelló, Edurne Blanco, Alexandra Boné and Guillermo Guerao

    Citation: Helgoland Marine Research 2014 68:397

    Content type: Original Article

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  27. 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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  28. 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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  29. 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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  30. Examination of marine samples collected in 2006 from the Gettysburg and Ormonde seamounts on the Gorringe seabank southwest of Portugal has revealed 29 benthic Chlorophyta, Phaeophyceae (Ochrophyta), and Rhodo...

    Authors: Ian Tittley, Nuno Miguel da Silva Vaz Álvaro and Ana Isabel de Melo Azevedo Neto

    Citation: Helgoland Marine Research 2014 68:391

    Content type: Original Article

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  31. 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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  32. 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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  33. 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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  34. This study aimed to comprehensively investigate the population biology of Conodon nobilis (Perciformes, Haemulidae) in Caraguatatuba Bight, southeastern Brazil. Monthly trawls were performed from October 2003 th...

    Authors: Maíra Pombo, Márcia Regina Denadai, Eduardo Bessa, Flávia Borges Santos, Vanessa Hermann de Faria and Alexander Turra

    Citation: Helgoland Marine Research 2014 68:387

    Content type: Original Article

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  35. 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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  36. 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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  37. 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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  38. The morphology of the megalopa stage of the panopeid Rhithropanopeus harrisii is redescribed and illustrated in detail from plankton specimens identified by DNA barcode (16S mtDNA) as previous descriptions do no...

    Authors: Elena Marco-Herrero, J. Ignacio González-Gordillo and José A. Cuesta

    Citation: Helgoland Marine Research 2014 68:381

    Content type: Original Article

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  39. 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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  40. 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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  41. 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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  42. 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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  43. 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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  44. 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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