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  1. Cycliophora is a recently described phylum to which only two species have been assigned so far, Symbion pandora and S. americanus. The cycliophoran life cycle is complex and alternates between asexual and sexual ...

    Authors: Ricardo Cardoso Neves, Marina Ribeiro da Cunha, Peter Funch, Andreas Wanninger and Reinhardt Møbjerg Kristensen
    Citation: Helgoland Marine Research 2010 64:204
  2. In this work, we studied the effects of predation by birds on the intertidal mole crab Emerita analoga fouled by macroalgae in a sandy beach of central Peru (11° S). The epibiosis affected mostly the larger anima...

    Authors: Fernando J. Hidalgo, Fausto N. Firstater, Betina J. Lomovasky, Percy Gallegos, Patricia Gamero and Oscar O. Iribarne
    Citation: Helgoland Marine Research 2010 64:193
  3. The 2004 tsunami left a discontinuous pattern of destruction in the reefs along Andaman Sea coast of Thailand. Here, a comparative assessment of coral recruitment was carried out to assess differences in recov...

    Authors: Y. Sawall, N. Phongsuwan and C. Richter
    Citation: Helgoland Marine Research 2010 64:192
  4. The interpretation of optical remote sensing data of estuaries and tidal flat areas is hampered by optical complexity and often extreme turbidity. Extremely high concentrations of suspended matter, chlorophyll...

    Authors: Annelies Hommersom, Marcel R. Wernand, Steef Peters and Jacob de Boer
    Citation: Helgoland Marine Research 2010 64:191
  5. Marine zooplanktic organisms, such as copepods, are usually associated with large numbers of bacteria. Some of these bacteria live attached to copepods’ exoskeleton, while others prevail in their intestine and...

    Authors: Petra Brandt, Gunnar Gerdts, Maarten Boersma, Karen H. Wiltshire and Antje Wichels
    Citation: Helgoland Marine Research 2010 64:188
  6. In marine bivalves, hemocytes support various physiological functions, including immune defense, nutrient transport, shell repair, and homeostatic maintenance. Although the effects of marine contaminants on th...

    Authors: Ludovic Donaghy, Hyun-Ki Hong, Hee-Jung Lee, Je-Cheon Jun, Young-Je Park and Kwang-Sik Choi
    Citation: Helgoland Marine Research 2010 64:190
  7. The first zoeal stage of the endemic southern Atlantic pinnotherid crab Austinixa aidae is described and illustrated based on laboratory-hatched material from ovigerous females collected from the upper burrows of...

    Authors: Fernando L. Mantelatto and José A. Cuesta
    Citation: Helgoland Marine Research 2010 64:189
  8. The temporal variation of the gastropod fauna inhabiting sandy sediments of the Ensenada de Baiona (Galicia, Spain) was studied at three subtidal sites from February 1996 to February 1997 by means of quantitat...

    Authors: J. Moreira, C. Aldea and J. S. Troncoso
    Citation: Helgoland Marine Research 2010 64:186
  9. Four new species of Parameiropsis are described from Angola and Guinea Basins and the Arctic Laptev Sea. The male of Parameiropsis poseidonicus sp. n. differs from that of P. neptuni sp. n. and P. senckenbergi sp...

    Authors: P. H. C. Corgosinho and P. Martínez Arbizu
    Citation: Helgoland Marine Research 2010 64:185
  10. The sperm morphology of Adelomelon beckii is described by optical and transmission electron microscopy. Both euspermatozoa and paraspermatozoa were found in the specimens studied. Euspermatozoa are filiform and h...

    Authors: Florencia Arrighetti and Juliana Giménez
    Citation: Helgoland Marine Research 2009 64:184
  11. The caprellid fauna of India is investigated. A total of 538 samples (including algae, seagrasses, sponges, hydroids, ascidians, bryozoans, encrusted dead corals, coral rubble, fine and coarse sediments) were ...

    Authors: J. M. Guerra-García, T. Ganesh, M. Jaikumar and A. V. Raman
    Citation: Helgoland Marine Research 2009 64:183
  12. The pullet carpet shell Venerupis senegalensis (=V. pullastra) is a commercially important species in Portugal, Spain, France, and Italy. In Portugal, this species was once abundant in the Ria Formosa (southern P...

    Authors: Sandra Joaquim, Jorge Pereira, Alexandra Leitão, Domitília Matias, Raquel Chaves, Henrique Guedes-Pinto, Luís Chícharo and Miguel Gaspar
    Citation: Helgoland Marine Research 2009 64:182
  13. Morphology and function of the male reproductive tract, female spermatheca and patterns of sperm storage were assessed in the crab Libinia spinosa using histological methods. Testes are characterized by the prese...

    Authors: M. P. Sal Moyano, M. A. Gavio and E. I. Cuartas
    Citation: Helgoland Marine Research 2009 64:180
  14. The zooxanthellate mangrove jellyfish Cassiopea sp. represents a prominent invasive species and a potential bioindicator for nutrient monitoring in coral reefs. However, information about its spatial distribution...

    Authors: Wolfgang Niggl and Christian Wild
    Citation: Helgoland Marine Research 2009 64:181
  15. Several specimens belonging to a new species of Apodopsyllus were collected during a study on the diversity of meiobenthic communities in the Gulf of Gabès, a Mediterranean shallow-water bay at the south-eastern ...

    Authors: Jalila Amorri, Gritta Veit-Köhler, Jan Drewes and Patricia Aïssa
    Citation: Helgoland Marine Research 2009 64:178
  16. The role of herbivorous fishes in maintaining low macroalgal cover was evaluated on coral reefs on several reef sites from Guadeloupe, either protected or not. Grazing by herbivorous fishes was assessed on dif...

    Authors: Dorothée Kopp, Yolande Bouchon-Navaro, Sébastien Cordonnier, Alexandre Haouisée, Max Louis and Claude Bouchon
    Citation: Helgoland Marine Research 2009 64:177
  17. The spatial–temporal variation of subtidal macrofauna communities of the Odiel–Tinto estuary, one of the most polluted areas in the world, was studied along a sampling period of 4 years (and 3 sampling events)...

    Authors: J. E. Sánchez-Moyano, I. García-Asencio and J. C. García-Gómez
    Citation: Helgoland Marine Research 2009 64:175
  18. Two new species of the genus Thouarella from Antarctic waters are described and illustrated from material collected on the Polarstern cruises ANT XVII/3 (EASIZ III), ANT XIX/5 (LAMPOS) and ANT XXI/2 (BENDEX). On ...

    Authors: Rebeca Zapata-Guardiola and Pablo J. López-González
    Citation: Helgoland Marine Research 2009 64:176
  19. Bradyatypica Boeck, 1873 is described from samples collected in the course of a colonisation experiment in Kongsfjorden, Spitsbergen (2003–2005). The male of B. typica, the type-species of the genus is described ...

    Authors: Sybille Seifried and Gritta Veit-Köhler
    Citation: Helgoland Marine Research 2009 64:165
  20. The aim of this study was to analyze male and female gonad fatty acids of two sea urchin species, Paracentrotus lividus and Arbacia lixula, from the south coast of Spain. Additionally, we investigated possible di...

    Authors: Inés Martínez-Pita, Francisco J. García and María-Luisa Pita
    Citation: Helgoland Marine Research 2009 64:174
  21. Phenotypic plasticity is an important but often ignored ability that enables organisms, within species-specific physiological limits, to respond to gradual or sudden extrinsic changes in their environment. In ...

    Authors: Monika Weiss, Sven Thatje and Olaf Heilmayer
    Citation: Helgoland Marine Research 2009 64:173
  22. Larval identification represents a powerful tool for detailed studies on recruitment and population dynamics in marine invertebrates. However, intra-specific morphological variation can become a serious limita...

    Authors: David Ampuero, Alvaro T. Palma, David Veliz and Luis Miguel Pardo
    Citation: Helgoland Marine Research 2009 64:172
  23. Bacteria, meio- and macrofauna were investigated at different depths in a coastal area of the Central Adriatic Sea, yielding information about the composition and abundance of the benthic community. In particu...

    Authors: Federica Semprucci, Paola Boi, Anita Manti, Anabella Covazzi Harriague, Marco Rocchi, Paolo Colantoni, Stefano Papa and Maria Balsamo
    Citation: Helgoland Marine Research 2009 64:171
  24. In the Danish Wadden Sea the intertidal distribution of the introduced bivalve Ensis americanus (syn. E. directus) is restricted to a narrow zone around the mean low water level. To test the possible impact of bi...

    Authors: Anna Sofie L. Freudendahl, Mette M. Nielsen, Tomas Jensen and Kurt Thomas Jensen
    Citation: Helgoland Marine Research 2009 64:168
  25. Despite the numerous ecological and behavioural studies, relatively little is known about the behavioural dynamics of Corophium volutator during the tidal cycle. In the present study, the behaviour of C. volutato...

    Authors: Annelies De Backer, Evy Van Ael, Magda Vincx and Steven Degraer
    Citation: Helgoland Marine Research 2009 64:167
  26. The influence of microhabitat type on the diversity and community structure of the harpacticoid copepod fauna associated with a cold-water coral degradation zone was investigated in the Porcupine Seabight (Nor...

    Authors: Hendrik Gheerardyn, Marleen De Troch, Magda Vincx and Ann Vanreusel
    Citation: Helgoland Marine Research 2009 64:166
  27. The genus Diuronotus (Gastrotricha Chaetonotida) includes two species, D. aspetos and D. rupperti; its morphological affinity with the genus Musellifer has been pointed out. Here, new morphological data from ligh...

    Authors: Maria Balsamo, L. Guidi, M. Ferraguti, L. Pierboni and R. M. Kristensen
    Citation: Helgoland Marine Research 2009 64:163
  28. The South China Sea (SCS) is the world’s largest marginal sea being notable for vertical mixing at various scales resulting in a sequence of chemical and biological dynamics in surface waters. We investigated ...

    Authors: Li-Chun Tseng, Hans-Uwe Dahms, Qing-Chao Chen and Jiang-Shiou Hwang
    Citation: Helgoland Marine Research 2009 63:162
  29. The species composition and relative abundance of the annelid benthic macrofauna (Polychaeta and Oligochaeta) inhabiting the rocky intertidal zone of the ria of Ferrol (Galicia, NW Spain) were studied during f...

    Authors: Julio Parapar, Enrique Martínez-Ansemil, Carlos Caramelo, Rut Collado and Rüdiger Schmelz
    Citation: Helgoland Marine Research 2009 63:158
  30. Stable isotopes (δ13C and δ15N) were used to examine the origin of organic matter for the most representative demersal species of the SW Icelandic fishery, accounting for over 70% of landings of those species in ...

    Authors: Gianluca Sarà, Maurizio De Pirro, Mario Sprovieri, Paola Rumolo, Halldór Pálmar Halldórsson and Jörundur Svavarsson
    Citation: Helgoland Marine Research 2009 63:159
  31. Recently, Kraan et al. (ICES J Mar Sci 64:1735–1742, 2007) reported that areas in the Wadden Sea selected by mechanical cockle dredgers were of greater zoobenthic diversity than areas that remained undredged. The...

    Authors: Jan Jacobus Beukema and R. Dekker
    Citation: Helgoland Marine Research 2009 63:157
  32. Due to its extremely brief description, Asterocheres echinicola (Norman, 1868) has been confused with some Asterocheres species such as Asterocheres suberitis Giesbrecht, 1897, Asterocheres parvus Giesbrecht, 189...

    Authors: M. Eugenia Bandera and Mercedes Conradi
    Citation: Helgoland Marine Research 2009 63:154
  33. With large-scale development of offshore wind farms, vertical structures are becoming more common in open water areas. To examine how vertical structures of different materials may be colonized by epibenthic o...

    Authors: Mathias H. Andersson, Matz Berggren, Dan Wilhelmsson and Marcus C. Öhman
    Citation: Helgoland Marine Research 2009 63:156
  34. Aspects of the biology of Abra segmentum were investigated at low salinities in a Mediterranean coastal lagoon (Monolimni Lagoon, Northern Aegean Sea). Monthly samples were collected during the period from Februa...

    Authors: Theodoros Kevrekidis, K. Kasapis and V. Kalpia
    Citation: Helgoland Marine Research 2009 63:155
  35. Culturable heterotrophic bacterial composition of marine sponge Dendrilla nigra was analysed using different enrichments. Five media compositions including without enrichment (control), enriched with sponge extra...

    Authors: Joseph Selvin, R. Gandhimathi, G. Seghal Kiran, S. Shanmugha Priya, T. Rajeetha Ravji and T. A. Hema
    Citation: Helgoland Marine Research 2009 63:153
  36. In contrast to the situation at the west coast of the North Sea, the breeding colony of black-legged kittiwakes Rissa tridactyla at Helgoland in the south-eastern North Sea did not exhibit severe declines since 1...

    Authors: Nele Markones, Nils Guse, Ommo Hüppop and Stefan Garthe
    Citation: Helgoland Marine Research 2009 63:149
  37. Many macroalgal species that are regularly exposed to high solar radiation such as the eulittoral green alga Prasiola crispa and the red alga Porphyra umbilicalis synthesize and accumulate high concentrations of ...

    Authors: Ulf Karsten, Karine Escoubeyrou and François Charles
    Citation: Helgoland Marine Research 2009 63:152
  38. We present the results of an intensive sampling program carried out from 2000 to 2007 along both coasts of Costa Rica, Central America. The presence of 44 species of benthic marine algae is reported for the fi...

    Authors: Andrea Bernecker and Ingo S. Wehrtmann
    Citation: Helgoland Marine Research 2009 63:151
  39. The reproductive cycle and gonad development of the yellow clam Mesodesma mactroides was studied over a period of 24 months (January 2005–December 2006) at the Argentinean sandy beach Santa Teresita. Histological...

    Authors: Marko Herrmann, José E. F. Alfaya, Mauro L. Lepore, Pablo E. Penchaszadeh and Jürgen Laudien
    Citation: Helgoland Marine Research 2009 63:150
  40. This study aimed to identify differences in selectivity, foraging behaviour and complementary feeding of two benthic consumers (the isopod Idotea emarginata and the snail Hydrobia ulvae) using traditional cell co...

    Authors: N. Aberle, A. M. Malzahn, J. Grey, H. Hillebrand and K. H. Wiltshire
    Citation: Helgoland Marine Research 2009 63:148
  41. The ultrastructure of the euspermatozoa and the paraspermatozoa is investigated in Adelomelon ancilla, through histological section observed by transmission electron microscopy. Euspermatozoa of A. ancilla consis...

    Authors: S. Zabala, G. N. Hermida and J. Giménez
    Citation: Helgoland Marine Research 2009 63:145