Abyssal hills – hidden source of increased habitat heterogeneity, benthic megafaunal biomass and diversity in the deep sea

Abbireddy, 2009, A review of modern particle sizing methods, Proceedings of the Institution of Civil Engineers-Geotechnical Engineering, 162, 193, 10.1680/geng.2009.162.4.193 Alt, 2013, Trawled megafaunal invertebrate assemblages from bathyal depth of the Mid-Atlantic Ridge (48°W–54°N), Deep-Sea Research Part II: Topical Studies in Oceanography, 98, 326, 10.1016/j.dsr2.2013.02.003 Bennett, 1996, Dropstones: their origin and significance, Palaeogeography, Palaeoclimatology, Palaeoecology, 121, 331, 10.1016/0031-0182(95)00071-2 Bett, 2001, Temporal variability in phytodetritus and megabenthic activity at the seabed in the deep Northeast Atlantic, Progress in Oceanography, 50, 349, 10.1016/S0079-6611(01)00066-0 Bett, 1993, The feeding-behavior of an Abyssal Echiuran revealed by in-situ time-lapse photography, Deep-Sea Research Part I: Oceanographic Research Papers, 40, 1767, 10.1016/0967-0637(93)90031-W Billett, 1991, Deep-sea holothurians, Oceanography and Marine Biology, 29, 259 Billett, 2010, Long-term change in the abyssal NE Atlantic: the ‘Amperima Event’ revisited, Deep-Sea Research Part II: Topical Studies in Oceanography, 57, 1406, 10.1016/j.dsr2.2009.02.001 Billett, 2001, Long-term change in the megabenthos of the Porcupine Abyssal Plain (NE Atlantic), Progress in Oceanography, 50, 325, 10.1016/S0079-6611(01)00060-X Billett, 1983, Seasonal sedimentation of phytoplankton to the deep-sea benthos, Nature, 302, 520, 10.1038/302520a0 Billett, 2001, The BENGAL programme: introduction and overview, Progress in Oceanography, 50, 13, 10.1016/S0079-6611(01)00046-5 Blanchard, 2004, Fishing effects on diversity, size and community structure of the benthic invertebrate and fish megafauna on the Bay of Biscay coast of France, Marine Ecology Progress Series, 280, 249, 10.3354/meps280249 Brunnegard, 2004, Nitrogen cycling in deep-sea sediments of the Porcupine Abyssal Plain, NE Atlantic, Progress in Oceanography, 63, 159, 10.1016/j.pocean.2004.09.004 Clark, 2009, The ecology of seamounts: structure, function, and human impacts, Annual Review of Marine Science, 2, 253, 10.1146/annurev-marine-120308-081109 Clarke, 1990, Comparisons of dominance curves, Journal of Experimental Marine Biology and Ecology, 138, 143, 10.1016/0022-0981(90)90181-B Clarke, 2008 Danovaro, 2001, Bioavailability of organic matter in the sediments of the Porcupine Abyssal Plain, northeastern Atlantic, Marine Ecology Progress Series, 220, 25, 10.3354/meps220025 De Leo, 2010, Submarine canyons: hotspots of benthic biomass and productivity in the deep sea, Proceedings of the Royal Society B: Biological Sciences, 277, 2783, 10.1098/rspb.2010.0462 Durden, 2015, The hemisessile lifestyle and feeding strategies of Iosactis vagabunda (Actiniaria, Iosactiidae), a dominant megafaunal species of the Porcupine Abyssal Plain, Deep-Sea Research I, 102, 72, 10.1016/j.dsr.2015.04.010 Frenz, 2005, Quantification of foraminifer and coccolith carbonate in South Atlantic surface sediments by means of carbonate grain-size distributions, Journal of Sedimentary Research, 75, 464, 10.2110/jsr.2005.036 Gage, 2005, Deep-sea benthic sampling, 273 Graf, 1989, Benthic–pelagic coupling in a deep-sea benthic community, Nature, 342, 437, 10.1038/341437a0 Grassle, 1975, Pattern and zonation – study of bathyal megafauna using research submersible Alvin, Deep-Sea Research, 22, 457 Harris, 2014, Geomorphology of the oceans, Marine Geology, 352, 4, 10.1016/j.margeo.2014.01.011 Hartman, 2012, The Porcupine Abyssal Plain fixed-point sustained observatory (PAP-SO): variations and trends from the Northeast Atlantic fixed-point time-series, ICES Journal of Marine Science: Journal du Conseil, 10.1093/icesjms/fss077 Heezen, 1963, Abyssal plains, 312 Hernandez-Molina, 2008, Chapter 18 Abyssal Plain Contourites, vol. 60, 345 Hurlbert, 1971, Nonconcept of species diversity – critique and alternative parameters, Ecology, 52, 10.2307/1934145 Iken, 2001, Food web structure of the benthic community at the Porcupine Abyssal Plain (NE Atlantic): a stable isotope analysis, Progress in Oceanography, 50, 383, 10.1016/S0079-6611(01)00062-3 Jones, 2007, Megabenthic ecology of the deep Faroe–Shetland channel: a photographic study, Deep-Sea Research Part I: Oceanographic Research Papers, 54, 1111, 10.1016/j.dsr.2007.04.001 Jones, 2009, The use of towed camera platforms in deep-water science, International Journal of the Society for Underwater Technology, 28, 41, 10.3723/ut.28.041 Jones, 2013, Changes in deep-water epibenthic megafaunal assemblages in relation to seabed slope on the Nigerian margin, Deep Sea Research Part I: Oceanographic Research Papers, 78, 49, 10.1016/j.dsr.2013.04.005 Jones, 2014, Global reductions in seafloor biomass in response to climate change, Global Change Biology, 20, 1861, 10.1111/gcb.12480 Klein, 1992, Currents and dispersion in the abyssal Northeast Atlantic. Results from the NOAMP field program, Deep-Sea Research Part A. Oceanographic Research Papers, 39, 1727, 10.1016/0198-0149(92)90026-P Laguionie-Marchais, 2013, Inter-annual dynamics of abyssal polychaete communities in the North East Pacific and North East Atlantic, a family-level study, Deep Sea Research Part I: Oceanographic Research Papers, 75, 175, 10.1016/j.dsr.2012.12.007 Lampitt, 2010 Lauerman, 1998, Deep-sea epibenthic echinoderms and a temporally varying food supply: results from a one year time series in the NE Pacific, Deep-Sea Research Part II: Topical Studies in Oceanography, 45, 817, 10.1016/S0967-0645(98)00004-6 Levin, 2001, Environmental influences on regional deep-sea species diversity, Annual Review of Ecology and Systematics, 32, 51, 10.1146/annurev.ecolsys.32.081501.114002 Levin, 1987, Textural characteristics of sediments on deep seamounts in the Eastern Pacific Ocean between 10°N and 30°N, 187 Levin, 1989, The influence of hydrodynamic regime on infaunal assemblages inhabiting carbonate sediments on central Pacific seamounts, Deep-Sea Research, 36, 1897, 10.1016/0198-0149(89)90117-9 Lundsten, 2009, Benthic invertebrate communities on three seamounts off southern and central California, USA, Marine Ecology Progress Series, 374, 23, 10.3354/meps07745 Magurran, 2004 McClain, 2007, Seamounts: identity crisis or split personality?, Journal of Biogeography, 34, 2001, 10.1111/j.1365-2699.2007.01783.x McClain, 2010, Habitat heterogeneity, disturbance, and productivity work in concert to regulate biodiversity in deep submarine canyons, Ecology, 91, 964, 10.1890/09-0087.1 Paterson, 2009, A census of abyssal polychaetes, Deep-Sea Research Part II: Topical Studies in Oceanography, 56, 1739, 10.1016/j.dsr2.2009.05.018 Priede, 2013, Does presence of a mid-ocean ridge enhance biomass and biodiversity?, Plos One, 8, e61550, 10.1371/journal.pone.0061550 Ramirez-Llodra, 2010, Deep, diverse and definitely different: unique attributes of the world’s largest ecosystem, Biogeosciences, 7, 2851, 10.5194/bg-7-2851-2010 Ramirez-Llodra, 2010, Megabenthic diversity patterns and community structure of the Blanes submarine canyon and adjacent slope in the Northwestern Mediterranean: a human overprint?, Marine Ecology, 31, 182, 10.1111/j.1439-0485.2009.00336.x Ramirez-Llodra, 2005, Long-term changes in reproductive patterns of the holothurian Oneirophanta mutabilis from the Porcupine Abyssal Plain, Marine Biology, 146, 683, 10.1007/s00227-004-1470-z Rex, 2010 Rex, 2006, Global bathymetric patterns of standing stock and body size in the deep-sea benthos, Marine Ecology-Progress Series, 317, 1, 10.3354/meps317001 Rhoads, 1974, Organism–sediment relations on the muddy sea floor, Oceanography and Marine Biology Annual Review, 12, 263 Rhoads, 1982, The effects of marine benthos on physical properties of sediments: a successional perspective, Animal-Sediment Relations, 10.1007/978-1-4757-1317-6_1 Riemann-Zürneck, 1997, A Hemisessile sea anemone from the Porcupine Abyssal Plain, North Atlantic Ocean: Iosactis vagabunda gen. nov., sp. nov., Journal of the Marine Biological Association of the United Kingdom, 77, 1025, 10.1017/S0025315400038595 Rogers, 1994, The biology of seamounts, Advances in Marine Biology, 30, 305, 10.1016/S0065-2881(08)60065-6 Rowden, 2010, A test of the seamount oasis hypothesis: seamounts support higher epibenthic megafaunal biomass than adjacent slopes, Marine Ecology, 31, 95, 10.1111/j.1439-0485.2010.00369.x Ruhl, 2012 Sarda, 1994, Spatiotemporal variations in megabenthos abundance in 3 different habitats of the Catalan deep-sea (Western Mediterranean), Marine Biology, 120, 211, 10.1007/BF00349681 Smith, 2014, Large salp bloom export from the upper ocean and benthic community response in the abyssal northeast Pacific: day to week resolution, Limnology Oceanography, 59, 745, 10.4319/lo.2014.59.3.0745 Snelgrove, 1994, Animal sediment relationships revisited – cause versus effect, Oceanography and Marine Biology, 32, 111 Thomson, 1987, Geochemical oxidation fronts in NE Atlantic distal turbidites and their effects in the sedimentary record, Geological Society, London, Special Publications, 31, 167, 10.1144/GSL.SP.1987.031.01.13 Thurston, 1998, Latitudinal variation in invertebrate megafaunal abundance and biomass in the North Atlantic Ocean Abyss, Deep-Sea Research Part II: Topical Studies in Oceanography, 45, 203, 10.1016/S0967-0645(97)00077-5 Turnewitsch, 2001, Do bottom mixed layers influence (234)Th dynamics in the abyssal near-bottom water column?, Deep-Sea Research Part I: Oceanographic Research Papers, 48, 1279, 10.1016/S0967-0637(00)00104-7 van Oevelen, 2012, Carbon flows in the benthic food web of the Porcupine Abyssal Plain: the (un)importance of labile detritus in supporting microbial and faunal carbon demands, Limnology and Oceanography, 57, 645, 10.4319/lo.2012.57.2.0645 Warwick, 1986, A new method for detecting pollution effects on marine macrobenthic communities, Marine Biology, 92, 557, 10.1007/BF00392515 Warwick, 1994, Relearning the ABC: taxonomic changes and abundance/biomass relationships in disturbed benthic communities, Marine Biology, 118, 739, 10.1007/BF00347523 Warwick, 1987, Detection of pollution effects on marine macrobenthos: further evaluation of the species abundance/biomass method, Marine Biology, 95, 193, 10.1007/BF00409005 Wei, 2010, Bathymetric zonation of deep-sea macrofauna in relation to export of surface phytoplankton production, Marine Ecology Progress Series, 399, 1, 10.3354/meps08388 Wigham, 2003, Reproductive biology of the abyssal holothurian Amperima rosea: an opportunistic response to variable flux of surface derived organic matter?, Journal of the Marine Biological Association of the United Kingdom, 83, 175, 10.1017/S0025315403006957h Yesson, 2011, The global distribution of seamounts based on 30 arc seconds bathymetry data, Deep Sea Research Part I: Oceanographic Research Papers, 58, 442, 10.1016/j.dsr.2011.02.004 Young, 1998, Effects of waste disposal on benthic faunal succession on the abyssal seafloor, Journal of Marine Systems, 14, 319, 10.1016/S0924-7963(97)00033-X Young, 2001, Turbidites and benthic faunal succession in the deep sea: an ecological paradox?, 101