BOOK OF ABSTRACTS POSTERS Université de la Réunion Campus du Moufia 2 Island Biology Book of Abstracts Posters Third International Conference on Island Ecology, Evolution and Conservation 8-13 July 2019 University of La R´eunion Saint Denis, France Editors: Olivier Flores, Claudine Ah-Peng, Nicholas Wilding This version of the conference Book of Abstracts contains abstracts for poster presentations arranged by day and topics. 4 Table of contents Monday, July 8th 20198 Biogeography 9 Intraspecific diversification with polyploidization of Clerodendrum trichotomum s.lat. in the Japanese archipelago, Leiko Mizusawa [et al.]...................... 10 Latitudinal and longitudinal variation of body mass of some Malagasy understory birds, Manoa Lahatriniavo Faliarivola [et al.] ................................ 12 Multiple colonizations and parallel radiations of Peperomia (Piperaceae) on the Hawaiian islands suggest context-dependent role of niche preemption in diversification on oceanic islands, Junying Lim [et al.].................................. 13 Insular biodiversity: biogeography of reptiles of Malagasy near-shore islands, Fandresena Rakotoarimalala [et al.] .................................... 14 Increasing knowledge on the threatened endemic bryophytes from Macaronesia: main threats, priority habitats and the role of Natura 2000, Manuela Sim-Sim [et al.] . 15 Centres of endemism in the bryoflora of southern Africa, Nonkululo Phephu [et al.] . 16 Viral infection dynamics and diversity in two R´eunionfree-tailed bat colonies, Flora Hoarau [et al.].......................................... 17 Inventory of Mayotte echinoderms: methodology and perspectives, Fr´ed´ericDucarme . 18 GIFT { A Global Inventory of Floras and Traits for island biogeography, Patrick Weigelt [et al.]................................................ 19 Long-term persistence within Antarctica's most speciose plant genus, the moss Schistid- ium, Elisabeth Biersma [et al.] ................................ 20 The importance of small islands in maintaining biodiversity: species-area relationship and structural connectivity. An example from the Western Mediterranean, Claudia Corti [et al.]........................................... 21 Biodiversity and biogeography of soil protists in continental and oceanic islands, Edward Mitchell [et al.]......................................... 22 Edaphic habitat islands in quartz fields of South Africa { a model system for island biogeography?, Pia Eibes [et al.] ............................... 23 Regional patterns of vascular species richness in a subarctic island and the role of envi- ronment and history, Thora Ellen Thorhallsdottir [et al.].................. 24 First genus-wide phylogeny of the genus Ramalina (lichenized Ascomycota) sheds light on the endemic diversity in Macaronesia, Sergio P´erez-Ortega[et al.]........... 25 Origin and diversity of an emblematic Mascarene hygrophilous lineage: the case of filmy ferns, Sabine Hennequin [et al.]................................ 27 Biogeography of Hermannia (Malvaceae): islands, sky islands and montane barriers, David Gwynne-Evans ......................................... 28 1 Conservation 28 Genomic structure of Black lemur populations and a long term conservation program at the Ampasindava Peninsula, north-western Madagascar, Mihaja Fanomezana Ratsoav- ina [et al.]............................................ 30 Connectivity of island ecosystems from a management and ecological perspective, April Burt............................................... 31 Predictive habitat models integrating anthropic pressures to aid conservation of a rare species on Reunion island, the Mascarene petrel, Mathilde Hur´e[et al.].......... 32 Assessment of frugivorous bird populations in a naturally fragmented landscape by acous- tic monitoring (Reunion, Mascarenes), Louis Maign´e[et al.]................ 33 Monitoring terrestrial arthropod fauna for habitat knowledge and conservation in R´eunion island, Jacques Rochat [et al.]................................. 34 Knowledge and conservation of the unknown and threatened flora of Mayotte, Sebastien Traclet.............................................. 35 Conservatoire Botanique National de Mascarin: an essential tool for knowledge, preserv- ing and assisting decisions on the most endangered plants and habitats of La R´eunion, Mayotte and IIes Eparses, Christophe Lavergne [et al.]................... 36 Saving the Swamper: research and efforts for conservation of the endemic and criti- cally endangered Utila Spiny-tailed iguana (Utila, Islas de la bahia, Honduras), Daisy Maryon [et al.] ......................................... 38 Implementation of a sampling protocol for the delimitation of ZNIEF in Grande Comore island, Fanya Hassani Mohamed [et al.] ........................... 39 Vegetation characterization, effect of prescribed fire and forage quality in insular savan- nas, Pauline Gaud [et al.] ................................... 40 Biodiversity of terrestrial arthropods in R´eunionisland, Vincent Legros [et al.] . 41 Marine Ecology 41 Patterns and drivers of coral reef resilience at Aldabra atoll (Seychelles), Anna Koester [et al.]................................................ 43 Why is fine-scale thermal structure the key to the foraging success of little penguins?, Em- manuelle Barreau [et al.].................................... 44 Depredation mitigation device for pelagic longline fisheries: the PARADEP project, Njara- tiana Rabearisoa [et al.] .................................... 45 Physical and biological drivers of herbivory on subtidal reefs of tropical oceanic is- lands, Robert W. Lamb [et al.] ................................ 46 Does global change enhance jellyfish population over the Reunion Island coral reefs? A comparison between 2006 and 2017, Charline Frelin [et al.]................. 47 Does climate change affect coral and hydroids reproduction? 10 years of monitoring in fire and scleractinian corals in R´eunion island, Oc´eaneFebvre [et al.]........... 48 Genomics of adaptation on islands, Agostinho Antunes................... 49 Negative impacts of drifting FADs in the EEZ of French Polynesia, Marc Taquet [et al.] 50 Influence of post-settlement events on coral population structure: a multi-scale analysis along a latitudinal gradient, Arnaud Guerbet [et al.].................... 51 Phenology, at-sea distribution and activity of a critically endangered tropical seabird, the Mascarene petrel (Pseudobulweria aterrima), Merl`eneSaunier [et al.] . 52 2 A shark Reunion: environmental DNA assessment of an oceanic island, Chlo´eFernan- dez [et al.]............................................ 54 Tuesday, July 9th 2019 55 Biodiversity and Chemistry 56 Exploration of natural colorants from Malagasy biodiversity, sources of natural products for the industries, Mahery Andriamanantena [et al.] .................... 57 Medicinal plants from Reunion Island as promising source of natural antiviral substances against mosquito-borne flaviviruses, Elodie Clain [et al.].................. 58 Screening for yeast biodiversity from R´eunion island, Madagascar and South Africa. Selection for yeast strain with atypical aroma production and application to natural fruity beer production, Melissa Tan [et al.].......................... 59 A chemotaxonomic study of volatile compounds from 17 Psiadia species endemic to Reunion island and Madagascar, Lantomalala Elsa Razafindrabenja [et al.] . 61 Fast identification of bioactive compounds in Psiadia species by a 1H NMR-based metabolomic approach, Keshika Mahadeo [et al.].............................. 62 Acaricidal and insecticidal activities of plants among R´eunionisland's flora, Emmanuelle Dorla [et al.] .......................................... 63 Biological Invasions on Islands 63 Predicting future invasive non-native species across UK overseas territories { global in- formation effecting changes at a local level, Jodey M. Peyton [et al.] ........... 66 Colonization and dispersal rate of two Trichoptera species in Iceland and the consequent exclusion of a Trichoptera species, Gisli Mar Gislason [et al.] ............... 67 History and impacts of the introduced smooth-billed ani Crotophaga ani in Gal´apagos,Sophia C Cooke [et al.]......................................... 68 Alien species on tourists' cloths as novel threats for island floras: Human-dispersed seeds survive and can disperse after laundry washing, Orsolya Valk´o[et al.] .......... 69 Rapid assessment of plant invasions in natural and semi-natural forest habitats in Grande Comore island, Anziz Ahmed Abdou [et al.]......................... 70 Deciphering the invasive history of a bacterial crop pathogen in the Southern Indian Ocean islands: insights from historical herbarium specimens, Paola Campos [et al.] . 71 Bioscecurity challenges and progress at the UNESCO site of Aldabra atoll, Seychelles, Christina Quanz [et al.].......................................... 73 Quantify invasion levels by alien plant species in La R´eunionIsland, Pauline Fenouillas [et al.]................................................ 74 Coordinating the fight against invasive alien species: 8 years of operational planning in Reunion Island, Alexia Dievart [et al.] ............................ 75 Interspecific interactions between a new invasive Tephritid fruit fly, Bactrocera dorsalis, and other resident species in an insular context, Benoit Jobart [et al.] .......... 77 Remoteness promotes the biological invasions on islands worldwide, Bernd Lenzner [et al.] 78 The invasion of the Lime Swallowtail