Identifying trophic relationships within the high Arctic benthic community: How much can fatty acids tell?

Marine Biology

Volumn 161, Issue 4, 2014, Pages 821-836

  Legeżyńska, Joanna ^a   Kędra, Monika ^a   Walkusz, Wojciech ^a,b  

^a INSTITUTE OF OCEANOLOGY   (Poland)

^b FISHERIES AND OCEANS CANADA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

BENTHIC ENVIRONMENT; CRUSTACEAN; DEPOSIT FEEDER; DETRITIVORY; DIATOM; ENERGY FLOW; FATTY ACID; FJORD; FOOD CONSUMPTION; FOOD PREFERENCE; FOOD WEB; FORAMINIFERA; MOLLUSC; MULTIVARIATE ANALYSIS; NUTRITION; POLYCHAETE;

ARCTIC; SPITSBERGEN; SVALBARD; SVALBARD AND JAN MAYEN;

BACILLARIOPHYTA; BACTERIA (MICROORGANISMS); CALANUS; CRUSTACEA; FORAMINIFERA; INVERTEBRATA; MASTIGOPHORA (FLAGELLATES); MOLLUSCA; POLYCHAETA;

EID: 84897415875     PISSN: 00253162     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00227-013-2380-8     Document Type: Article

References (110)

1. Anderson MJ, Gorley RN, Clarke KR (2008) PERMANOVA + for PRIMER: guide to software and statistical methods. Primer-E, Plymouth, pp 1-214.
2. Barnathan G (2009) Non-methylene-interrupted fatty acids from marine invertebrates: occurrence, characterization and biological properties. Biochimie 91: 671-678.
3. Bergmann M, Dannheim J, Bauerfeind E, Klages M (2009) Trophic relationships along a bathymetric gradient at the deep-sea observatory Hausgarten. Deep Sea Res I 56: 408-424.
4. Birkely SR, Gulliksen B (2003) Feeding ecology in five shrimp species (decapoda, caridea) from an Arctic fjord (Isfjorden, Svalbard), with emphasis on Sclerocrangon boreas (Phipps, 1774). Crustaceana 76(6): 699-715.
5. Błażewicz-Paszkowycz M, Ligowski R (2002) Diatoms as food source indicator for some Antarctic Cumacea and Tanaidacea (Crustacea). Antarct Sci 14(1): 11-15.
6. Boon AR, Duineveld GCA (2012) Phytopigments and fatty acids in the gut of the deposit-feeding heart urchin Echinocardium cordatum in the southern North Sea: selective feeding and its contribution to the benthic carbon budget. J Sea Res 67: 77-84.
7. Budge SM, Parrish CC (1998) Lipid biogeochemistry of plankton, settling matter and sediments in Trinity Bay, Newfoundland. II. Fatty acids. Org Geochem 29: 1547-1559.
8. Budge SM, Springer AM, Iverson SJ, Sheffield G (2007) Fatty acid biomarkers reveal niche separation in an arctic benthic food web. Mar Ecol Prog Ser 336: 305-309.
9. Cochrane SKJ, Pearson TH, Greenacre M, Costelloe J, Ellingsen IH, Dahle S, Gulliksen B (2012) Benthic fauna and functional traits along a polar front transect in the Barents Sea-advancing tools for ecosystem-scale assessments. J Mar Syst 94: 204-217.
10. Cucci TL, Shumway SE, Newell RC, Selvin R, Guillard RL, Yentsch CM (1985) Flow cytometry by: a new method for characterization of differential ingestion, digestion and egestionsuspension feeders. Mar Ecol Prog Ser 24: 201-204.
11. Dahl E (1979) Deep-sea carrion feeding amphipods: evolutionary patterns in niche adaptations. Oikos 33: 167-175.
12. Dahl TM, Falk-Petersen S, Gabrielsen GW, Sargent JR, Hop H, Millar RM (2003) Lipids and stable isotopes in common eider, black-legged kittiwake and northern fulmar: a trophic study from an Arctic fjord. Mar Ecol Prog Ser 256: 257-269.
13. Dalsgaard J, St John M, Kattner G, Muller-Navarra D, Hagen W (2003) Fatty acid trophic markers in the pelagic marine environment. Adv Mar Biol 46: 225-352.
14. Drazen JC, Phleger CF, Guest MA, Nichols PD (2008a) Lipid, sterols and fatty acid composition of abyssal holothurians and ophiuroids from the North-East Pacific Ocean: food web implications. Comp Biochem Phys B 151: 79-87.
15. Drazen JC, Phleger CF, Guest MA, Nichols PD (2008b) Lipid, sterols and fatty acids of abyssal polychaetes, crustaceans, and a cnidarian from the northeast Pacific Ocean: food web implications. Mar Ecol Prog Ser 372: 157-167.
16. Dunton KH, Saupe SM, Golikov AN, Schell DM, Schonberg SV (1989) Trophic relationships and isotopic gradients among arctic and subarctic marine fauna. Mar Ecol Prog Ser 56: 89-97.
17. Falk-Petersen S, Sargent JR, Henderson J, Hagseth EN, Hop H, Okolodkov YB (1998) Lipids and fatty acids in ice algae and phytoplankton from the Marginal Ice Zone in the Barents Sea. Polar Biol 20: 41-47.
18. Falk-Petersen S, Haug T, Nilsen KT, Wold A, Dahl TM (2004) Lipids and trophic linkages in harp seal (Phoca groenlandica) from the eastern Barents Sea. Polar Res 23(1): 43-50.
19. Fauchald K, Bellan G (2013) Caulleriella killariensis (Southern, 1914). In: Read G, Fauchald K (ed) (2013) World polychaeta database. http://www. marinespecies. org/polychaeta/aphia. php?p=taxdetails&id=129945. Accessed on 2013-09-11.
20. Fauchald K, Jumars PA (1979) The diet of worms: a study of polychaete feeding guilds. Oceanogr Mar Biol Annu Rev 17: 193-284.
21. Findlay RH, Trexler MB, Guckert JB, White DC (1990) Laboratory study of disturbance in marine sediments: response of a microbial community. Mar Ecol Prog Ser 62: 121-133.
22. Folch J, Lees M, Sloane-Stanley GH (1957) A simple method for the isolation and purification of total lipides from animal tissues. J Biol Chem 226: 497-509.
23. Gazulha VI, Mansur MCD, Cybis LF, Azevedo SMFO (2012) Feeding behavior of the invasive bivalve Limnoperna fortunei (Dunker, 1857) under exposure to toxic cyanobacteria Microcystis aeruginosa. Braz J Biol 72(1), http://dx. doi. org/10. 1590/S1519-69842012000100005.
24. 15 N. Estuar Coast Shelf S 97: 44-57.
25. Graeve M, Kattner G, Piepenburg D (1997) Lipids in Arctic benthos: does the fatty acid and alcohol composition reflect feeding and trophic interactions? Polar Biol 18: 53-61.
26. Graeve M, Dauby P, Scailteur Y (2001) Combined lipid, faty acid and digestive tract content analyses a penetrating approach to estimate feeding modes of Antarctic amphipods. Polar Biol 24: 853-862.
27. Graeve M, Wiencke C, Karsten U (2002) Fatty acid composition of Arctic and Antarctic macroalgae: indicators for phylogenetic and trophic relationships. Mar Ecol Prog Ser 231: 67-74.
28. Grebmeier JM, Barry JP (1991) The influence of oceanographic processes on pelagic-benthic coupling in polar regions: a benthic perspective. J Mar Syst 2: 495-518.
29. Guckert JB, Antworth CP, Nichols PD, White DC (1985) Phospholipid, ester-linked fatty acids profiles as reproducible assays for changes in prokaryotic community structure of estuarine sediments. FEMS Microbiol Ecol 31: 147-158.
30. Guerra-Gracia JM, Martinez-Pita I, Pita ML (2004) Fatty acid composition of the Caprellidea (Crustacea: Amphipoda) from the Strait of Gibraltar. Sci Mar 68: 501-510.
31. Guijarro Garcia E, Ragnarsson SA, Eiriksson H (2006) Effects of scallop dredging on macrobenthic communities in west Iceland. ICES J Mar Sci 63: 434-443.
32. Hall D, Lee SY, Meziane T (2006) Fatty acids as trophic tracers in an experimental estuarine food chain: tracer transfer. J Exp Mar Biol Ecol 336: 42-53.
33. Hamm CE, Merkel R, Springer O, Jurkojc P, Maier C, Prechtel K, Smetacek V (2003) Architecture and material properties of diatom shells provide effective mechanical protection. Nature 421: 841-843.
34. 15 N analysis. Mar Ecol Prog Ser 84: 9-18.
35. 15 N) model for the North water food web: implications for evaluating trophodynamics and the flow of energy and contaminants. Deep Sea Res Part II 49: 5131-5150.
36. Hopkins CCE, Sargent JR, Nilssen EM (1993) Total lipid content, and lipid and fatty acid composition of the deep-water prawn Pandalus borealis from Balsfjord, northern Norway: growth and feeding relationships. Mar Ecol Prog Ser 96: 217-228.
37. Howell KL, Pond DW, Billett DSM, Tyler PA (2003) Feeding ecology of deep-sea seastars (Echinodermata: Asteroidea): a fatty-acid biomarker approach. Mar Ecol Prog Ser 255: 193-206.
38. Iken K, Brey T, Wand U, Voigt J, Junghans P (2001) Food web structure of the benthic community at the Porcupine abyssal Plain (NE Atalntic): a stable isotope analysis. Prog Oceanogr 50: 383-405.
39. 15 N analysis. Polar Biol 28: 238-249.
40. Iken K, Bluhm B, Dunton K (2010) Benthic food-web structure under differing water mass properties in the southern Chukchi Sea. Deep Sea Res Part II 57: 71-85.
41. Iverson SJ (2009) Tracing aquatic food webs using fatty acids: from qualitative indicators to quantitative determination. In: Arts MT, Brett MT, Kainz MJ (eds) Lipids in aquatic ecosystems. Springer, New York, pp 281-307.
42. Kaczmarek H, Włodarska-Kowalczuk M, Legeżyńska J, Zaja{ogonek}czkowski M (2005) Shallow sublittoral macrozoobenthos in Kongsfjord, West Spitsbergen, Svalbard. Pol Polar Res 26: 137-155.
43. Ke{ogonek}dra M, Kuliński K, Walkusz W, Legeżyńska J (2012) The shallow benthic food web structure in the high Arctic does not follow seasonal changes in the surrounding environment. Estuar Coast Shelf S 114: 183-191.
44. Kelly JR, Scheibling RE (2012) Fatty acids as dietary tracers in benthic food webs. Mar Ecol Prog Ser 446: 1-22.
45. Kelly JR, Scheibling RE, Iverson SJ, Gagnon P (2008) Fatty acid profiles in the gonads of the sea urchin Strongylocentrotus droebachiensis on natural algal diets. Mar Ecol Prog Ser 373: 1-9.
46. Kharlamenko VI, Kiyashko SI, Imbs AB, Vyshkvartzev DI (2001) Identification of food sources of invertebrates from the seagrass Zostera marina community using carbon and sulfur stable isotope ratio and fatty acid analyses. Mar Ecol Prog Ser 220: 103-117.
47. Lancaster I (1988) Pagurus bernhardus (L.)-an introduction to the natural history of hermit crabs. Field Stud 7: 189-238.
48. Lee RF, Hagen W, Kattnet G (2006) Lipid storage in marine zooplankton. Mar Ecol Prog Ser 307: 273-306.
49. Legeżyńska J (2008) Food resources partitioning among Arctic sublittoral lysianassoid amphipods in summer. Polar Biol 31: 663-670.
50. Legeżyńska J, We{ogonek}sławski JM, Presler P (2000) Benthic scavengers collected by baited traps in the high Arctic. Polar Biol 23: 539-544.
51. Legeżyńska J, Ke{ogonek}dra M, Walkusz W (2012) When season does not matter: summer and winter trophic ecology of Arctic amphipods. Hydrobiol 684: 189-214.
52. Link J (2002) Does food web theory work for marine ecosystems? Mar Ecol Prog Ser 230: 1-9.
53. Lovvorn JR, Cooper LW, Brooks ML, DeRuyck CC, Bump JK, Grebmeier JM (2005) Organic matter pathways to zooplankton and benthos under pack ice in late winter and open water in late summer in the north-central Bering Sea. Mar Ecol Prog Ser 291: 135-150.
54. MacNeil CJT, Dick A, Elwood RW (1997) The trophic ecology of freshwater Gammarus spp. (Crustacea: Amphipoda): problems and perspectives concerning the functional feeding group concept. Biol Rev 72: 349-364.
55. Mayzaud P, Laureillard J, Merien D, Brinis A, Godard C, Razouls S, Labat J-P (2007) Zooplankton nutrition, storage and fecal lipid composition in different water masses associated with the Agulhas and Subtropical Fronts. Mar Chem 107: 202-213.
56. Mayzaud P, Boutoute M, Noyon M, Narcy F, Gasparini S (2013) Lipid and fatty acids in naturally occurring particulate matter during spring and summer in a high arctic fjord (Kongsfjorden, Svalbard). Mar Biol 160: 383-398.
57. McMahon KW, Ambrose WG, Johnson BJ, Sun M-Y, Lopez GL, Clough LM, Carroll ML (2006) Benthic community response to ice algae and phytoplankton in Ny-Alesund, Svalbard. Mar Ecol Prog Ser 310: 1-14.
58. McMeans BC, Rooney N, Arts MT, Fisk AT (2013) Food web structure of a coastal Arctic marine ecosystem and implications for stability. Mar Ecol Prog Ser 482: 17-28.
59. Mekhanikova IV (2010) Morphology of mandible and lateralia in six endemic Amphipods (Amphipoda, Gammaridea) from Lake Baikal, in relation to feeding. Crustaceana 83(7): 865-887.
60. Meziane T, Bodineau L, Retiere C, Thoumelin G (1997) The use of lipid markers to define sources of organic matter in sediment and food web of the intertidal salt-marsh-flat ecosystem of Mont-Saint-Michel Bay, France. J Sea Res 38: 47-58.
61. Moore JC, Berlow EL, Coleman DC, de Ruiter PC, Dong Q, Hastings A, Johnson NC, McCann KS, Melcille K, Morin PJ, Nadelhoffer K, Rosemond AD, Post DM, Sabo JL, Scow KM, Vanni MJ, Wall DH (2004) Detritus, trophic dynamics and biodiversity. Ecol Lett 7: 584-600.
62. Morata N, Renaud PE (2008) Sedimentary pigments in the western Barents Sea: a reflection of pelagic-benthic coupling? Deep Sea Res II Special Issue CABANERA 55: 2381-2389.
63. Nelson MM, Mooney B, Nichols JD, Phleger CF (2001) Lipids of Antarctic Ocean amphipods: food chain interactions and the occurrence of novel biomarkers. Mar Chem 73: 53-64.
64. Norkko A, Thrush SF, Cummings VJ, Gibbs MN, Andrew NL, Norkko J, Schwarz AM (2007) Trophic structure of coastal Antarctic food webs associated with changes in sea ice and food supply. Ecology 88: 2810-2820.
65. Nygård H, Berge J, Søreide JE, Vihtakari M, Falk-Petersen S (2012) The amphipod scavenging guild in two Arctic fjords: seasonal variations, abundance and trophic interactions. Aquat Biol 14: 247-264.
66. Nyssen FT, Brey T, Dauby P, Graeve M (2005) Trophic position of Antarctic amphipods-enhanced analysis by a 2-dimentional biomarker assay. Mar Ecol Prog Ser 300: 135-145.
67. Paradis M, Ackman BG (1977) Potential for employing the distribution of anomalous non-methylene-interrupted dienoic fatty acids in several marine invertebrates as part of food web studies. Lipids 12: 170-176.
68. Parrish CC (2009) Essential fatty acids in aquatic food webs. In: Arts MT, Brett MT, Kainz MJ (eds) Lipids in aquatic ecosystems. Springer, Berlin, pp 309-326.
69. Percy JA (1979) Seasonal changes in organic composition and caloric content of an Arctic marine amphipod, Onisimus (=Boeckosimus) affinis H. J. Hansen. J Exp Mar Biol Ecol 40: 183-192.
70. Pernet F, Malet N, Pastoureaud A, Vaquer A, Quéré C, Dubroca L (2012) Marine diatoms sustain growth of bivalves in a Mediterranean lagoon. J Sea Res 68: 20-32.
71. Peters J, Renz J, van Beusekom J, Boersma M, Hagen W (2006) Trophodynamics and seasonal cycle of the copepod Pseudocalanus acuspes in the Central Baltic Sea (Bornholm Basin): evidence from lipid composition. Mar Biol 149: 1417-1429.
72. Piepenburg D, Archambault P, Ambrose WG Jr, Blanchard A, Bluhm BA, Carroll ML, Conlan KE, Cusson M, Feder HM, Grebmeier JM, Jewett SC, Lévesque M, Petryashev VV, Sejr MK, Sirenko BI, Włodarska-Kowalczuk M (2011) Towards a pan-Arctic inventory of the species diversity of the macro- and megabenthic fauna of the Arctic shelf seas. Mar Biodivers 41: 51-70.
73. Pike D, Welch HE (1990) Spatial and temporal distribution of sub-ice macrofauna in the Barrow Strait area, Northwest Territories. Can J Fish Aquat Sci 47: 81-91.
74. Pitt KA, Connolly RM, Meziane T (2009) Stable isotope and fatty acid tracers in energy and nutrient studies of jellyfish: a review. Hydrobiol 616: 119-132.
75. Ramos R, Gonzales-Solis J (2012) Trace me if you can: the use of intrinsic biogeochemical markers in marine top predators. Front Ecol Environ 10: 258-266.
76. Renaud PE, Carroll ML, Ambrose Jr WG (2008) Effects of global warming on Arctic sea-floor communities and its consequences for higher trophic levels. In: Duarte CM (Ed) Impacts of global warming on polar ecosysyems. Fundacion BBVA (Banco Bilbao Vizcaya Argentaria), Bilbao, Spain, pp 139-177.
77. Renaud PE, Tessmann M, Evenset A, Christensen GN (2011) Benthic food-web structure of an Arctic fjord (Kongsfjorden, Svalbard). Mar Biol Res 7: 13-26.
78. Reuss N, Poulsen LK (2002) Evaluation of fatty acids as biomarkers for a natural plankton community. A field study of a spring bloom and a post-bloom period off West Greenland. Mar Biol 141: 423-434.
79. Richoux NB, Deibel D, Thompson RJ, Parrish CC (2005) Seasonal and developmental variation in the fatty acid composition of Mysis mixta (Mysidacea) and Acanthostepheia malmgreni (Amphipoda) from the hyperbenthos of a cold-ocean environment (Conception Bay, Newfoundland). J Plankton Res 27: 719-733.
80. Rooney N, McCann KS (2012) Integrating diversity, food web structure and stability. Trends Ecol Evol 27: 40-46.
81. Sainte-Marie B (1984) Morphological adaptations for carrion feeding in four species of littoral and circalittoral lysianassid amphipods. Can J Zool 62: 1668-1674.
82. Sargent JR, Falk-Petersen S (1981) Ecological investigations on the zooplankton community in Balsfjorden, northern Norway: lipids and fatty acids in Meganyctiphanes norvegica, Thysanoessa raschi and T. inermis during mid-winter. Mar Biol 62: 131-137.
83. Sargent JR, Falk-Pettersen S (1988) The lipid biochemistry of calanoid copepods. Hydrobiol 167(168): 101-114.
84. Sargent JR, Parkers RJ, Mueller-Harvey L, Henderson RJ (1987) Lipid biomarkers in marine ecology. In: Sleigh MA (ed) Microbes in the Sea. Ellis Horwood Ltd, Chicheste, pp 119-138.
85. Scott CL, Falk-Pettersen S, Sargent JR, Hop H, Lønne OJ, Poltermann M (1999) Lipids and trophic interactions of ice fauna and pelagic zooplankton in the marginal ice zone of the Barents Sea. Polar Biol 21: 65-70.
86. Scott CL, Falk-Pettersen S, Gulliksen B, Lønne OJ, Sargent JR (2001) Lipid indicators of the diet of the sympagic amphipod Gammarus wilkitzkii in the Marginal Ice Zone and in open waters of Svalbard (Arctic). Polar Biol 24: 572-576.
87. Seuthe L, Rokkan Iversen K, Narcy F (2011) Microbial processes in a high-latitude fjord (Kongsfjorden, Svalbard): II. Ciliates and dinoflagellates. Polar Biol 34: 751-766.
88. Shirley TC (1990) Ecology of Priapulus caudatus Lamarck, 1816 (Priapulida) in an Alaskan subarctic ecosystem. Bull Mar Sci 47: 149-158.
89. Shumway SE, Cucci T, Newell RC, Yentsch CM (1985) Particle selection, ingestion, and absorption in filter-feeding bivalves. J Exp Mar Biol Ecol 91: 77-92.
90. Smetacek V (2012) Making sense of ocean biota: how evolution and biodiversity of land organisms differ from that of the plankton. J Biosci 37(4): 589-607.
91. Smith GA, Nichols PD, White DC (1986) Fatty acid composition and microbial activity of benthic marine sediment from McMurdo Sound, Antarctica. FEMS Microbiol Ecol 38: 219-231.
92. Søreide JE, Nygård H (2012) Challenges using stable isotopes for estimating trophic levels in marine amphipods. Polar Biol 35: 447-453.
93. Søreide JE, Falk-Petersen S, Hegseth EN, Hop H, Carroll ML, Hobson KA, Błachowiak-Samołyk K (2008) Seasonal feeding strategies of Calanus in the high-ArcticSvalbard region. Deep Sea Res Part II 55: 2225-2244.
94. Stevens CJ, Deibel D, Parrish CC (2004) Species-specific differences in lipid composition and omnivory indices in Arctic copepods collected in deep water during autumn (North Water Polynya). Mar Biol 144: 905-915.
95. Stübing D, Hagen W (2003) Fatty acid biomarker ratios-suitable trophic indicators in Antarctic euphausiids? Polar Biol 26: 774-782.
96. Suhr SB, Pond DW, Gooday AJ, Smith CR (2003) Selective feeding by benthic foraminifera on phytodetritus on the western Antarctic Peninsula shelf: evidence from fatty acid biomarker analysis. Mar Ecol Prog Ser 262: 153-162.
97. Sun M-Y, Clough LM, Carroll ML, Dai J, Ambrose WG Jr, Lopez GR (2009) Different responses of two common Arctic macrobenthic species (Macoma balthica and Monoporeia affinis) to phytoplankton and ice algae: Will climate change impacts be species specific? J Exp Mar Biol Ecol 376: 110-121.
98. Tamelander T, Reigstad M, Hop H, Carroll ML, Wassmann P (2008) Pelagic and sympagic contribution of organic matter to zooplankton and vertical export in the Barents Sea marginal ice zone. Deep Sea Res II 55: 2330-2339.
99. Thiel M, Kruse I (2001) Status of the Nemertea as predators in marine ecosystems. Hydrobiol 456: 21-32.
100. Trott TJ (1998) Gustatory responses of Priapulus caudatus de Lamarck, 1816 (Priapulida, Priapulidae): feeding behavior and chemoreception by a living fossil. Mar Fresh Behav Phy 31(4): 251-257.
101. Volkman JK, Johns RB, Gillan FT, Perry GJ, Bavor HJ Jr (1980) Microbial lipids of an intertidal sediment-I. Fatty acids and hydrocarbons. Geochim Cosmochim Acta 44: 1133-1143.
102. Ward JE, Shumway SE (2004) Separating the grain from the chaff: particle selection in suspension- and deposit-feeding bivalves. J Exp Mar Biol Ecol 300: 83-130.
103. We{ogonek}sławski JM, Kendall MA, Włodarska-Kowalczuk M, Iken K, Legeżyńska J, Kedra M, Sejr M (2011) Climate change effects on Arctic fjord and coastal macrobenthic diversity. Mar Biodivers 41: 71-85.
104. Wessels H, Karsten U, Wiencke C, Hagen W (2012) On the potential of fatty acids as trophic markers in Arctic grazers: feeding experiments with sea urchins and amphipods fed nine diets of macroalgae. Polar Biol 35: 555-565.
105. Wiencke C, Fisher G (1990) Growth and stable carbon isotope composition of cold-water macroalgae in relation to light and temperature. Mar Ecol Prog Ser 65: 283-292.
106. Wiktor J (1999) Early spring microplankton development under fast ice covered fjords of Svalbard, Arctic. Oceanologia 41: 51-72.
107. Woelfell J, Schumann R, Peine F, Flohr A, Kruss A, Te{ogonek}gowski J, Blonde P, Wiencke C, Karsten U (2010) Microphytobenthos of Arctic Kongsfjorden (Svalbard, Norway): biomass and potential primary production along the shore line. Bot Mar 52(6): 573-583.
108. Wold A, Jæger I, Hop H, Gabrielsen GW, Falk-Petersen S (2011) Arctic seabird food chains explored by fatty acid composition and stable isotopes in Kongsfjorden, Svalbard. Polar Biol 34: 1147-1155.
109. Würzberg L, Peters J, Brandt A (2011a) Fatty acid patterns of Southern Ocean shelf and deep sea peracarid crustaceans and a possible food source, foraminiferans. Deep Sea Res II 58: 2027-2035.
110. Würzberg L, Peters J, Schüller M, Brandt A (2011b) Diet insights of deep-sea polychaetes derived from fatty acid analyses. Deep Sea Res II 58: 153-162.