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Unmanned Aerial Systems (UASs) for Environmental Monitoring: A Review with Applications in Coastal Habitats [chapter]

Daniele Ventura, Andrea Bonifazi, Maria Flavia Gravina, Gian Domenico Ardizzone
2017 Aerial Robots - Aerodynamics, Control and Applications  
to detect impacted areas, (2) high-resolution orthomosaic was used for supporting underwater visual census data in order to visualize juvenile fish densities and microhabitat use in four shallow coastal  ...  Therefore, we propose a brief review regarding the emerging applications of low-cost aerial platforms in the field of environmental sciences such as assessment of vegetation dynamics and forests biodiversity  ...  Acknowledgments are also given to V. Lopetuso and Editors for their valuable comments regarding this manuscript.  ... 
doi:10.5772/intechopen.69598 fatcat:7v2xm2h7vngovhdmqxeuow5yey

Effects of algal canopy clearance on plant, fish and macroinvertebrate communities on eastern Tasmanian reefs

Graham J. Edgar, Neville S. Barrett, Alastair J. Morton, Cath R. Samson
2004 Journal of Experimental Marine Biology and Ecology  
Changes in assemblages of plants, macroinvertebrates and fishes on three eastern Tasmanian reefs were monitored over 12 months in replicated control blocks and adjacent 10Â12-m blocks cleared of fucoid  ...  Removal of canopy-forming plants produced less change to biotic assemblages than reported in studies elsewhere, with the magnitude of change for fish and invertebrate taxa lower than variation between  ...  This study was made possible through an Australian Research Fellowship to GJE, and grants from the Australian Research Committee and Fishing Industry Research and Development Corporation. [RW]  ... 
doi:10.1016/j.jembe.2004.06.005 fatcat:4pgx2wlejzhulfeom3ujov4apu

Expanding NEON biodiversity surveys with new instrumentation and machine learning approaches

Justin Kitzes, Rachael Blake, Sara Bombaci, Melissa Chapman, Sandra M. Duran, Tao Huang, Maxwell B. Joseph, Samuel Lapp, Sergio Marconi, William K. Oestreich, Tessa A. Rhinehart, Anna K. Schweiger (+4 others)
2021 Ecosphere  
Through its data science-literate staff and user community, NEON has a unique role to play in supporting the growth of such automated biodiversity survey methods, as well as demonstrating their ability  ...  We then survey methods that have been developed at other locations but could potentially be employed at NEON sites in future.  ...  This material is based upon work supported by the National Science Foundation under Grant No. 1935507  ... 
doi:10.1002/ecs2.3795 fatcat:exqdv3sqhvfkbpiyhtdlytlvfe

Synergistic Effects of Rooted Aquatic Vegetation and Drift Wrack on Ecosystem Multifunctionality

Å. N. Austin, J. P. Hansen, S. Donadi, U. Bergström, B. K. Eriksson, G. Sundblad, J. S. Eklöf
2021 Ecosystems  
AbstractEcosystem multifunctionality is an increasingly popular concept used to approximate multifaceted ecosystem functioning, which in turn may help advance ecosystem-based management.  ...  We estimated multifunctionality based on four indicators of functions that support ecosystem services: recruitment of large predatory fish, grazer biomass, inverted 'nuisance' algal biomass, and water  ...  Vik for assistance in the field and laboratory; JB. Grace, JS. Lefcheck and JEK. Byrnes for statistical advice; and two anonymous reviewers for helpful comments on an earlier draft.  ... 
doi:10.1007/s10021-021-00609-9 fatcat:2jgn6qpa3zem5oeviewgoeiaku

Nonnative Seashore Paspalum, Paspalum vaginatum (Poaceae), Consumed by Hawaiian Green Sea Turtles (Chelonia mydas): Evidence for Nutritional Benefits

Karla J. McDermid, James A. Lefebvre, George H. Balazs
2015 Pacific Science  
The purpose of the mollusk survey of Waipi'o Valley was to develop an inventory of aquatic mollusk species present in the Valley and to assess the status of the fauna from conservation and agricultural  ...  Several species of fish were not counted during the random point counts because the fish were outside of the predetermined point-count area.  ... 
doi:10.2984/69.1.3 fatcat:66n3ungrwba2bpsjs7nmny54iy

Identifying the most productive breeding sites for malaria mosquitoes in The Gambia

Ulrike Fillinger, Heleen Sombroek, Silas Majambere, Emiel van Loon, Willem Takken, Steven W Lindsay
2009 Malaria Journal  
Methods: A case-control design was used to identify characteristics of sites with or without mosquitoes. Sites were surveyed for their physical water properties and invertebrate fauna.  ...  This study aimed to determine the characteristics of larval habitats most frequently and most densely populated by anopheline larvae and to estimate the numbers of adults produced in different habitats  ...  UF was supported by the Environmental Health Project (EHP) of the United States Agency of International Development (USAID).  ... 
doi:10.1186/1475-2875-8-62 pmid:19361337 pmcid:PMC2674466 fatcat:kraudc4qfvgv3hgfvckr76ns5a

Setting an ecological baseline prior to the bottom-up establishment of a marine protected area in Santorini island, Aegean Sea

2016 Mediterranean Marine Science  
In 2012, a baseline study was conducted at these areas to assess their state and provide an ecological snapshot that would enable sound designation and monitoring.  ...  An integrated assessment of the infralittoral fish assemblages and their associated benthic communities was also performed.  ...  Thanks are due to Navy's Waterworld and Santorini Dive Centres for kindly providing invaluable field and technical support.  ... 
doi:10.12681/mms.1802 fatcat:7nbo7phvvnfo3bhu47f2ent67a

Unmanned Aerial Vehicles (UAVs) in environmental biology: a review

Maciej M. Nowak, Katarzyna Dziób, Paweł Bogawski
2019 European Journal of Ecology  
UAVs were also frequently applied to count birds and mammals, especially those living in the water.  ...  Acquiring information about the environment is a key step during each study in the field of environmental biology at different levels, from an individual species to community and biome.  ...  The main application of UAVs related to animals is to count them, and using UAVs frequently proved to be a better method than surveys at the ground level.  ... 
doi:10.2478/eje-2018-0012 fatcat:532goranhvgptex52g3cczs5ee

Passive remote sensing technology for mapping bull kelp (Nereocystis luetkeana): A review of techniques and regional case study

Sarah B. Schroeder, Colleen Dupont, Leanna Boyer, Francis Juanes, Maycira Costa
2019 Global Ecology and Conservation  
Remote sensing using satellites is an increasingly accessible tool for mapping nearshore habitats allowing for applications such as long-term monitoring and large-and small-scale surveys.  ...  The distribution and abundance of the canopy-forming kelp Nereocystis luetkeana is of increasing concern for environmental management and conservation in coastal regions due to its importance as a foundation  ...  ground-truth data.  ... 
doi:10.1016/j.gecco.2019.e00683 fatcat:6cvep2gcf5dpnl7larjsrjeib4

Monitoring fish spawning sites in freshwater ecosystems using low-cost UAV data: A case study of salmonids in lakes in Iceland [article]

Lieke Ponsioen, Kalina H. Kapralova, Fredrik Holm, Silvia García Martínez, Benjamin D. Hennig
2021 bioRxiv   pre-print
In this study we tested the suitability of UAV for the detection of salmonid spawning grounds in two lakes in Iceland, Thingvallavatn and Ellidavatn.  ...  As part of this pilot study, we conducted aerial surveys during the spawning seasons in both locations in 2018 recording standard photographs in the visible spectrum (red, green, blue) to fully cover the  ...  Despite the current development of techniques that use remote sensing to detect redds, the application of such techniques is not yet an integral part of large-scale monitoring programmes.  ... 
doi:10.1101/2021.06.12.448199 fatcat:s3t343xvwjb23lkgjx3xl2t7hu

Australian Capital Territory

Bernard Collaery
1990 Children Australia  
counts need to be calibrated with a sample of accurate ground counts in matching wetlands.  ...  • Sediment TOC • Toxicity bioassays • Fish community structure • Algae Fish ADVANTAGES • Community metrics well-developed (Index of Biotic Integrity), though not for wetlands; many reputed  ...  There is a well developed taxonomic literature for many (but not all) of the biotic groups likely to be encountered in Australian wetlands.  ... 
doi:10.1017/s1035077200002765 fatcat:vfisab5lhzbffmlxcrz35kms2y

Abiotic and biotic factors associated with the presence of Anopheles arabiensis immatures and their abundance in naturally occurring and man-made aquatic habitats

Louis Gouagna, Manpionona Rakotondranary, Sebastien Boyer, Guy Lempérière, Jean-Sébastien Dehecq, Didier Fontenille
2012 Parasites & Vectors  
Methods: In an initial preliminary survey, a representative sample of aquatic habitats that would be amenable to an intensive long-term study were selected and divided into positive and negative sites  ...  of An. arabiensis immatures compared to those reported in comparable studies conducted in the African continent.  ...  This study was jointly funded by the French Ministry of Health and the European Regional Development Fund (ERDF) within the "SIT feasibility programme" in Reunion.  ... 
doi:10.1186/1756-3305-5-96 pmid:22608179 pmcid:PMC3461495 fatcat:drbfr73pxngbxmn67xzpzpehbm

Predicting spatial kelp abundance in shallow coastal waters using the acoustic ground discrimination system RoxAnn

F. Mielck, I. Bartsch, H.C. Hass, A.-C. Wölfl, D. Bürk, C. Betzler
2014 Estuarine, Coastal and Shelf Science  
However, in turbid coastal waters, such as off the island of Helgoland (Germany, North Sea), the kelp vegetation is present in shallow water depths normally excluded from hydroacoustic surveys.  ...  It became evident that the occurrence of kelp in this area is not simply linked to water depth.  ...  Acknowledgments Many thanks to the crew of the MS Aade, to Gaby Dederer and the dive team and the Biologische Anstalt Helgoland for their support during the field work and the diving prospection.  ... 
doi:10.1016/j.ecss.2014.03.016 fatcat:xgh5yf3rizf3tm6ye2a74hp5ie

Primary production, food web structure, and fish yields in constructed and natural wetlands in the floodplain of an African river

Andrew T. Jackson, Alphonse Adite, Katherine A. Roach, Kirk O. Winemiller, Gesa Weyhenmeyer
2013 Canadian Journal of Fisheries and Aquatic Sciences  
ratios of fish and primary producer tissue samples to investigate food web structure.  ...  In the Ouémé River, Africa, whedo (artificial pond) aquaculture on the floodplain is an important method of fishery production.  ...  Financial support came from the International Sport Fish Fund and the Estate of George and Caroline Kelso. Field research was conducted under TAMU animal use protocol 2011-238.  ... 
doi:10.1139/cjfas-2012-0403 fatcat:flpmqzyst5c4tjvfppqkpv6d4m

River Food Web Response to Large-Scale Riparian Zone Manipulations

J. Timothy Wootton, Howard Browman
2012 PLoS ONE  
In an Olympic Peninsula river, Washington state, USA, replicated large-scale riparian vegetation manipulations implemented with the long-term (.40 yr) goal of improving salmon habitat did not affect water  ...  In response, benthic algae, most insect taxa, and juvenile salmonids increased in manipulated areas.  ...  After a 5-minute period that permitted fish to return to their normal behavior, observers standing on the shore counted the number of fish in the quadrat at the start of the observation plus the number  ... 
doi:10.1371/journal.pone.0051839 pmid:23284786 pmcid:PMC3527445 fatcat:6c5mufwzlvgbxfdqcldgy6lgsu
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