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  1. In the marine environment, control of invasive species’ population levels, that is, keeping them at an abundance level which is below a density-dependent adverse effect, may be the most attainable goal for the...

    Authors: J. Micael, N. Jardim, C. Núñez, A. Occhipinti-Ambrogi and A. C. Costa

    Citation: Helgoland Marine Research 2016 70:7

    Content type: Original article

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  2. Linear growth of soft-shell clams, Mya arenaria L., was studied at six locations in the White Sea situated in the middle and low tidal zones. The main aim was to analyse the growth heterogeneity both within beds ...

    Authors: Alexandra V. Gerasimova, Fedor M. Martynov, Nadezhda A. Filippova and Nikolay V. Maximovich

    Citation: Helgoland Marine Research 2016 70:6

    Content type: Original article

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  3. The morphology of gill-cleaning structures is not well described in European lobster (Homarus gammarus). Furthermore, the magnitude and time scale of microbial proliferation on gill structures is unknown to date...

    Authors: Karen L. Middlemiss, Mauricio A. Urbina and Rod W. Wilson

    Citation: Helgoland Marine Research 2015 69:445

    Content type: Original Article

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  4. During a 3-year field study, interspecific and interannual differences in the trophic ecology of littoral fish species were investigated in the rocky intertidal of Helgoland island (North Sea). We investigated...

    Authors: N. N. Hielscher, A. M. Malzahn, R. Diekmann and N. Aberle

    Citation: Helgoland Marine Research 2015 69:444

    Content type: Original Article

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  5. Simultaneous abundance or shortage of mussels over vast areas may seriously affect fishery as well as shellfish-eating birds. We studied synchrony in annual recruit numbers and stock sizes (biomass) of mussels...

    Authors: J. J. Beukema, R. Dekker, M. R. van Stralen and J. de Vlas

    Citation: Helgoland Marine Research 2015 69:440

    Content type: Original Article

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  6. This paper presents the results of studies on endangered and rare non-commercial fish species (Spinachia spinachia, Nerophis ophidion, Syngnathus typhle, Agonus cataphractus, Pholis gunnellus, Enchelyopus cimbriu...

    Authors: Beata Więcaszek, Ewa Sobecka, Sławomir Keszka, Katarzyna Stepanowska, Stanisław Dudko, Marcin Biernaczyk and Konrad Wrzecionkowski

    Citation: Helgoland Marine Research 2015 69:442

    Content type: Short Communication

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  7. Geographic variation of phenotypic traits is common across species and is often associated with variation in environmental conditions. Here, we found larger bodies and larger size at maturity in a northward, ...

    Authors: José Jonathas Pereira Rodrigues de Lira, Tereza Cristina dos Santos Calado, Carla Ferreira Rezende and José Roberto Feitosa Silva

    Citation: Helgoland Marine Research 2015 69:441

    Content type: Original Article

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  8. The invasive non-native gastropod Crepidula fornicata is well established in the Milford Haven Waterway (MHW) in south-west Wales, UK, since its first introduction to this ria in 1953. Whilst it reaches high dens...

    Authors: Katrin Bohn, Christopher A. Richardson and Stuart R. Jenkins

    Citation: Helgoland Marine Research 2015 69:439

    Content type: Original Article

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  9. The interannual variation (2010–2013) of larval abundance, growth and hatching patterns of the Chilean sand stargazer Sindoscopus australis (Pisces: Dactyloscopidae) was investigated through otolith microstructur...

    Authors: Camilo Rodríguez-Valentino, Mauricio F. Landaeta, Gissella Castillo-Hidalgo, Claudia A. Bustos, Guido Plaza and F. Patricio Ojeda

    Citation: Helgoland Marine Research 2015 69:438

    Content type: Original Article

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  10. In recent years, several morphological and molecular analyses have been undertaken to study the phylogenetic systematics of Aeolidiidae members. The monospecific genus Burnaia could not be included in the previou...

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

    Citation: Helgoland Marine Research 2015 69:437

    Content type: Original Article

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  11. Egg characteristics of teleost fishes are affected by various abiotic and biotic factors. In order to reproduce successfully, freshwater fishes inhabiting brackish environments must alter their reproductive ch...

    Authors: Roland Svirgsden, Anu Albert, Mehis Rohtla, Imre Taal, Lauri Saks, Aare Verliin, Martin Kesler, Kalvi Hubel, Markus Vetemaa and Toomas Saat

    Citation: Helgoland Marine Research 2015 69:436

    Content type: Original Article

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  12. In a world full of chemicals, many crustaceans rely on elaborate olfactory systems to guide behaviors related to finding food or to assess the presence of conspecifics and predators. We analyzed the responses ...

    Authors: Matthes Kenning, Philipp Lehmann, Magnus Lindström and Steffen Harzsch

    Citation: Helgoland Marine Research 2015 69:435

    Content type: Short Communication

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  13. We morphologically analyzed 79 cephalopod specimens from the North and Baltic Seas belonging to 13 separate species. Another 29 specimens showed morphological features of either Alloteuthis mediaor Alloteuthis su...

    Authors: Katharina Gebhardt and Thomas Knebelsberger

    Citation: Helgoland Marine Research 2015 69:434

    Content type: Original Article

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  14. Intraspecific polymorphism during development, such as poecilogony or dispersal polymorphism, has rarely been observed in the marine environment. The ecological advantages of this bet-hedging strategy, whereby...

    Authors: Kathryn E. Smith, Adam J. Reed and Sven Thatje

    Citation: Helgoland Marine Research 2015 69:433

    Content type: Original Article

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  15. Tanaidaceans are small benthic crustaceans with a strictly benthic life cycle and low dispersion rates, so they are good candidates to evaluate the effects of environment over life history strategies and repr...

    Authors: Carlos E. Rumbold, Sandra M. Obenat and Eduardo D. Spivak

    Citation: Helgoland Marine Research 2015 69:432

    Content type: Original Article

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  16. 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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  17. This paper describes a new species of Stenothoe (Amphipoda, Stenothoidae), S. boloceropsis sp. nov., collected among the tentacles of the sea anemone Boloceropsis platei Mc Murrich, 1904, found on sublittoral san...

    Authors: T. Krapp-Schickel, V. Häussermann and W. Vader

    Citation: Helgoland Marine Research 2015 69:430

    Content type: Original Article

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  18. A new species of polycerid nudibranchs of the genus Tambja is described from Mallorca Island (Spain) and Malta. So far, only two species of Tambja had been recorded in the Mediterranean Sea with a distribution li...

    Authors: M. Domínguez, M. Pola and M. Ramón

    Citation: Helgoland Marine Research 2015 69:429

    Content type: Original Article

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  19. 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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  20. In the present study, the distribution and abundance of microphytoplankton were assessed in the southwestern Atlantic Ocean from subtropical to polar waters (34°–62°S) in two austral springs with contrasting h...

    Authors: Héctor F. Olguín Salinas, Frederico Brandini and Demetrio Boltovskoy

    Citation: Helgoland Marine Research 2015 69:427

    Content type: Original Article

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  21. 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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  22. In October 2010, specimens of Oithona were taken from the List Tidal Basin in the northern Wadden Sea (North Sea) for a biogeographic study on Oithona similis. These specimens could not be assigned to O. similis ...

    Authors: Astrid Cornils and Britta Wend-Heckmann

    Citation: Helgoland Marine Research 2015 69:426

    Content type: Short Communication

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  23. Salinity strongly influences development and distribution of the sea star Asterias rubens. In Kiel Fjord, located in the western Baltic Sea, A. rubens is the only echinoderm species and one of the main benthic p...

    Authors: Isabel Casties, Catriona Clemmesen, Frank Melzner and Jörn Thomsen

    Citation: Helgoland Marine Research 2015 69:425

    Content type: Original Article

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  24. 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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  25. Protaeolidiella atra Baba, 1955 and Pleurolidia juliae Burn, 1966 are two species traditionally regarded as the members of Aeolidiidae but recently attributed to Facelinidae. Because of their app...

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

    Citation: Helgoland Marine Research 2015 69:422

    Content type: Original Article

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  26. 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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  27. The Mya arenaria generation in the White Sea was observed for almost the whole life cycle (around 25 years). Using the data on this generation dynamics, the cohort life table was built. The main purpose of the r...

    Authors: Alexandra V. Gerasimova, Nikolay V. Maximovich and Nadezhda A. Filippova

    Citation: Helgoland Marine Research 2014 69:423

    Content type: Original Article

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  28. 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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  29. 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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  30. 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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  31. 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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  32. 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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  33. 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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  34. 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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  35. 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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  36. 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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  37. 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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  38. 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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  39. 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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  40. 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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  41. 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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  42. 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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  43. 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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  44. 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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  45. 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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  46. 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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  47. 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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  48. 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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