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  1. Original Article

    Epibiontic associations between apostomid ciliates Conidophrys spp. and amphipods associated with fish farms fouling in the western Mediterranean Sea

    Fish farms commonly support high abundances of invertebrates, especially amphipods, associated with fouling communities developed over nets, ropes and buoys. Protozoan epibiont ciliates of the genus Conidophrys w...

    Gregorio Fernandez-Leborans, Victoria Fernandez-Gonzalez, Pablo Sanchez-Jerez and Alvaro Roura

    Helgoland Marine Research 2016 70:12

    Published on: 1 December 2016

  2. Original Article

    Closely related intertidal and deep-sea Halomonhystera species have distinct fatty acid compositions

    The deep-sea free-living nematode Halomonhystera hermesi, dominant in the sulphidic sediments of the Håkon Mosby mud volcano (1280 m, Barent sea slope), is part of the mainly estuarine Halomonhystera disjuncta sp...

    Jelle Van Campenhout and Ann Vanreusel

    Helgoland Marine Research 2016 70:8

    Published on: 8 September 2016

    The Erratum to this article has been published in Helgoland Marine Research 2016 70:9

  3. Original article

    Response of the zooxanthellae of Palythoa caribaeorum (Cnidaria: Zoanthidea) to different environmental conditions in coastal and oceanic ecosystems of the Tropical Atlantic

    The present study tested the hypothesis that endosymbionts of the zoanthid Palythoa caribaeorum show specific responses in cell density, size, and mitotic index (as proxy for cell population growth) under differe...

    Gleice S. Santos, Fernanda D. Amaral, Cristiane F. C. Sassi and Ralf Schwamborn

    Helgoland Marine Research 2016 70:2

    Published on: 20 April 2016

  4. Original article

    Reproductive strategy of forkbeard, Phycis phycis, from the Portuguese coast

    Knowing fish reproductive strategy is essential for understanding population dynamics. This study intends to define the spawning season, length at first maturity, fecundity type, and estimate fecundity of fork...

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

    Helgoland Marine Research 2016 70:3

    Published on: 20 April 2016

  5. Original article

    Growth and reproductive biology of the sea star Astropecten aranciacus (Echinodermata, Asteroidea) on the continental shelf of the Catalan Sea (northwestern Mediterranean)

    The growth and reproductive biology of the sea star Astropecten aranciacus was investigated on the continental shelf of the northwestern Mediterranean Sea. Sea stars were captured monthly in two bathymetric range...

    Marc Baeta, Eve Galimany and Montserrat Ramón

    Helgoland Marine Research 2016 70:1

    Published on: 20 April 2016

  6. Original article

    Growth of Mya arenaria L. at the northern edge of the range: heterogeneity of soft-shell clam growth characteristics in the White Sea

    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 ...

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

    Helgoland Marine Research 2016 70:6

    Published on: 20 April 2016

  7. Original Article

    Comparative biology of the crab Goniopsis cruentata: geographic variation of body size, sexual maturity, and allometric growth

    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, ...

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

    Helgoland Marine Research 2015 69:441

    Published on: 22 August 2015

  8. Short Communication

    Studies on endangered and rare non-commercial fish species recorded in the Pomeranian Bay (southern Baltic Sea) in 2010–2013

    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...

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

    Helgoland Marine Research 2015 69:442

    Published on: 26 August 2015

  9. Original Article

    Large-scale synchronization of annual recruitment success and stock size in Wadden Sea populations of the mussel Mytilus edulis L.

    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...

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

    Helgoland Marine Research 2015 69:440

    Published on: 1 September 2015

  10. Original Article

    The distribution of the invasive non-native gastropod Crepidula fornicata in the Milford Haven Waterway, its northernmost population along the west coast of Britain

    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...

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

    Helgoland Marine Research 2015 69:439

    Published on: 12 August 2015

  11. Original Article

    Burnaia Miller, 2001 (Gastropoda, Heterobranchia, Nudibranchia): a facelinid genus with an Aeolidiidae’s outward appearance

    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...

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

    Helgoland Marine Research 2015 69:437

    Published on: 3 July 2015

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