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Rabbitfishes have come south-under: range-expansion and habitat associations of tropical herbivorous fish in temperate ecosystems of Western Australia

Mr Salvador Zarco Perello1, T Wernberh1, T Langlois1, M Vanderklift2, Tom Holmes3 1School of Biological Sciences and UWA Oceans Institute, The University of Western Australia, Crawley, Australia, 2Commonwealth Scientific and Industrial Research Organization (CSIRO), Crawley, Australia, 3Department of Biodiversity, Conservation and Attractions (DBCA), Kensington, Australia As ocean temperatures rise and the transport of warm waters…

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Shady dealings threaten a formidable predator: weeds tip the balance in a cryptic trophic cascade

Dr Ruchira Somaweera1,2, Dr Blair Bentley2, Dr Nicola J.  Mitchell2, Dr Bruce Webber1,2 1CSIRO Land and Water, Floreat, Australia, 2University of Western Australia , Crawley, Australia Species interactions play a significant role in the resilience of natural ecosystems. Through range shifts and introductions, global environmental change means that novel taxa and their interactions are disrupting…

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Impacts of warming on novel and native plant-herbivore interactions across the Mediterranean Sea

Dr Julia Santana-Garcon1, Dr Scott Bennett1, Dr Núria Marbà1, Dr Adriana Vergés2, Dr Teresa Alcoverro3 1IMEDEA – Spanish Research Council (CSIC), Esporles, Spain, 2The University of New South Wales, Sydney, Australia, 3CEAB – Spanish Research Council (CSIC), Blanes, Spain Warming can modify species interactions by (1) generating novel interactions through the introduction of new warmer…

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Shifts in the marine fish assemblage on tropicalised east Australian reefs

Miss Shannen Smith1, Dr. Ezequiel Marzinelli3,4,5, Dr. Arthur  Shultz2, Prof. Peter Steinberg1,5, Dr.  Hamish  Malcolm2, A/Prof. Adriana Vergés1,5 1Centre for Marine Science and Innovation; Ecology and Evolution Research Centre; University of New South Wales, Sydney, Australia, 2Marine Ecosystem Research, Fisheries NSW, Department of Primary Industries, Coffs Harbour, Australia, 3The University of Sydney, Faculty of Science,…

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Assessing risks of climate-driven range shifts through the lens of invasion biology

Dr Toni Lyn Morelli1,2, Piper Wallingford3, Jenica Allen4, Evelyn Beaury2, Dana Blumenthal5, Bethany Bradley2, Jeffrey Dukes6, Regan Early7, Emily Fusco2, Deborah Goldberg8, Inés Ibáñez8, Brittany Laginhas2, Valerie Pasquarella9, Montserrat Vilà10, Raj Whitlock11, Cascade Sorte3 1US Geological Survey, Hadley, United States, 2University of Massachusetts, Hadley, United States, 3University of California, Irvine, United States, 4University of New…

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Interactions between species on the move, habitat-formers and their microbiomes

Dr Ziggy Marzinelli1,2,3, Louise Castro4, Madelaine Langley4, Sandra Straub5, A/Prof. Thomas Wernberg5, Dr Alexandra Campbell6, A/Prof. Symon Dworjanyn7, Dr Melinda Coleman8, Prof. Peter Steinberg2,3,4, A/Prof. Adriana Vergés3,4 1The University Of Sydney, Sydney, Australia, 2Singapore Centre for Environmental Life Sciences Engineering, Nanyang Technological University, Singapore, Singapore, 3Sydney Institute of Marine Science, Mosman, Australia, 4Centre for Marine…

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Accelerated reef ecosystem collapse following population explosion of a pivotal range-extender

Dr Scott Ling1, Dr John Keane1 1Institute For Marine & Antarctic Studies, Hobart, Australia This presentation will detail the results of a recent coast-wide resurvey of the range-extending sea urchin (Centrostephanus rodgersii) and its’ overgrazing impact on Tasmanian reefs relative to baselines established in 2001. Since the first positive identification of an individual C. rodgersii…

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Measuring spatial predator-prey overlap to understand changing trophic interactions

Dr Gemma Carroll1, Dr Kirstin Holsman3, Dr Stephanie Brodie1,2, Dr James Thorson3, Dr Elliott Hazen2, Dr Steven Bograd2, Dr  Rebecca Selden4 1Universiy Of California Santa Cruz, Monterey, United States, 2NOAA Southwest Fisheries Science Center, Monterey, United States, 3NOAA Alaska Fisheries Science Center, Seattle, United States, 4Rutgers University, New Jersey, United States Global environmental change is…

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Reef fish biomass of functional types tracks seasonal and latitudinal environmental change

Dr Maria Beger1,2, Dr Mark Miller1, Ms Katie Cook1, Dr Brigitte Sommer2,3, Professor John Pandolfi2, A/ Prof James Reimer4 1University Of Leeds, Leeds, United Kingdom, 2University of Queensland, Brisbane, Australia, 3University of Sydney, Sydney, Australia, 4University of the Ryukyus, Nishihara, Japan Multi-species range shifts of multiple species transform communities, but these changes remain largely unquantified. …

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Climate-mediated threats to temperate reef resilience: quantifying the mechanisms that limit kelp forest recovery.

Miss Sahira Bell1,2, Miss Shannen Smith3, Associate Professor Thomas Wernberg1, Dr Hamish Malcolm5, Dr Ezequiel Marzinelli6,7, Associate Professor Adriana Verges3,4 1University Of Western Australia, Perth, Australia, 2Balu Blue Foundation, Port Lincoln, Australia, 3University of New South Wales, Sydney, Australia, 4Sydney Institute of Marine Science, Sydney, Australia, 5Department of Primary Industries, Coffs Harbour, Australia, 6National University…