135 Duke Marine Lab Rd. Beaufort, NC 28516
+1 (252) 504 7680

Publications

Linsky, J. M. J., Wilson, N., Cade, D. E., Goldbogen, J. A., Johnston, D. W., & Friedlaender, A. S. (2020). The scale of the whale: Using video-tag data to evaluate sea-surface ice concentration from the perspective of individual Antarctic minke whales. Animal Biotelemetry, 8(1), 31. doi:10.1186/s40317-020-00218-8 

Raoult, V., Colefax, A. P., Allan, B. M., Cagnazzi, D., Castelblanco-Martinez, N., Ierodiaconou, D., Johnston, D. W., Landeo-Yauri, S., Lyons, M., Pirotta, V., Schofield, G., & Butcher, P. A. (2020). Operational Protocols for the Use of Drones in Marine Animal Research. Drones, 4(4), 64. doi:10.3390/drones4040064

Bird, C.N. and K.C. Bierlich*. (2020). CollatriX: A GUI to collate MorphMetriX outputs. Journal of Open Source Software, 5(51), 2328. doi:10.21105/joss.02328

DiGiacomo, A.E., Bird, C.N., Pan, V.G., Dobroski, K., Atkins-Davis, C., Johnston, D.W., Ridge, J.T. 2020. Modeling Salt Marsh Vegetation Height Using Unoccupied Aircraft Systems and Structure from Motion. Remote Sensing 12:2333. doi:10.3390/res12142333

Ridge, J.T. & Johnston, D.W. 2020. Unoccupied Aircraft Systems (UAS) for Marine Ecosystem Restoration. Frontiers in Marine Science, 7(June), 1-14. doi:10.3389/fmars.2020.00438

Straub, J.A., Rodriguez, A.B., Luettich, R.A., Moore, L.J., Itzkin, M., Ridge, J.T., Seymour, A.C., Johnston, D.W., Theuerkauf, E.J. 2020. The role of beach state and the timing of pre-storm surveys in determining the accuracy of storm impact assessments. Marine Geology, 425, 106201. doi:10.1016/j.margeo.2020.106201

Segre, P.S., Potvin, J., Cade, D.E., Calambokidis, J., Di Clemente, J., Fish, F.E., Friedlaender, A.S., Gough, W.T., Kahane-Rapport, S.R., Oliveira, C., Parks, S.E., Penry, G.S., Simon, M., Stimpert, A.K., Wiley, D.N., Bierlich, K.C.*, Madesen, P.T., Goldbogen, J.A. (2020). Energetic and physical limitations on the breaching performance of large whales. eLife, 9, p.e51760. doi:10.7554/eLife.51760

Barnas, A. F., D. Chabot, A. J. Hodgson, D. W. Johnston, D. M. Bird, S. N. Ellis-Felege. 2020. A standardized protocol for reporting methods when using drones for wildlife research. Journal of Unmanned Vehicle Systems. doi: 10.1139/juvs-2019-0011

Torres, W., & Bierlich, K.C.*  2020. MorphoMetriX: a photogrammetric measurement GUI for morphometric analysis of megafauna. Journal of Open Source Software, 5(45), 1825. doi:10.21105/joss.01825

Ridge, J.T., Gray, P.C.*, Windle A., Johnston, D.W. 2019. Deep learning for coastal resource conservation: automating detection of shellfish reefs. Remote Sensing in Ecology and Conservation. In Press. doi:10.1002/rse2.134

Kerner, H.R., Wagstaff, K.L., Bue, B., and Gray, P.C. 2019. Toward Generalized Change Detection on Planetary Surfaces with Convolutional Autoencoders and Transfer Learning. Journal of Selected Topics in Applied Earth Observations and Remote Sensing. doi:10.1109/JSTARS.2019.2936771

Windle, Anna E., Sarah Poulin, David W. Johnston, Justin T. Ridge. 2019. Rapid and non-destructive monitoring of oyster reef habitat using Unoccupied Aircraft Systems (UAS). Remote Sensing 11: 2394. doi:10.3390/rs11202394

Nowlin, M. B., Roady, S. E., Newton, E., & Johnston, D. W. (2019). Applying Unoccupied Aircraft Systems to Study Human Behavior in Marine Science and Conservation Programs. Frontiers in Marine Science. doi:10.3389/fmars.2019.00567

Gough, W.T., Segre, P.S., Bierlich, K.C.*, Cade, D.E., Potvin, J., Fish, F.E., Dale, J., di Clemente, J., Friedlaender, A.S., Johnston, D.W.*, & Kahane-Rapport, S.R. 2019. Scaling of swimming performance in baleen whales. Journal of Experimental Biology, 222(20). doi:10.1242/jeb.204172

Seymour A. C., J. T. Ridge, E. Newton, A. B. Rodriguez and D. W. Johnston. 2019. Geomorphic response of inlet barrier islands to storms. Geomorphology. 339:127-140. doi:10.1016/j.geomorph.2019.04.021

Gray P. C., K. C. Bierlich*, S. A. Mantell, A. S. Friedlaender, J. A. Goldbogen and D. W. Johnston. 2019. Drones and convolutional neural networks facilitate automated and accurate cetacean species identification and photogrammetry. Methods in Ecology and Evolution. doi:10.1111/2041-210X.13246

Johnston D. W. 2019. Unoccupied aircraft systems in marine science and conservation. Annual Reviews of Marine Science. 11:9.1-9.25. doi:10.1146/annurev-marine-010318-095323

Windle A. E.*, D. S. Hooley *, and D. W. Johnston. 2018. Robotic Vehicles Enable High-Resolution Light Pollution Sampling of Sea Turtle Nesting Beaches. Front. Mar. Sci. 5:702. doi:10.3389/fmars.2018.00493

Gray P. C.*, A. B. Fleishman,D. J. Klein, W. W. McKow, K. J. Lohmann, and D. W. Johnston. 2018. A convolutional neural network for detecting sea turtles in drone imagery. Methods in Ecology and Evolution. doi:10.1111/2041-210X.13132

Gray P. C*., J. T. Ridge, S. K. Poulin*, A. C. Seymour, A. M. Schwantes*, J. J. Swenson and D. W. Johnston. 2018. Integrating drone imagery into high resolution satellite remote sensing assessments of estuarine environments.Remote Sensing. 10(8):1257. doi:10.3390/rs10081257

Arona, L.*, J. Dale, S. Heaslip, M. O. Hammill and D. W. Johnston. 2018. Assessing the disturbance potential of small unoccupied aircraft systems (UAS) on gray seals (Halichoerus grypus) at breeding colonies in Nova Scotia, Canada.PeerJ 6:e4467. doi:10.7717/peerj.4467

Bierlich, K.C., Miller, C., DeForce, E., Friedlaender, A. S., Johnston, D. W.and Apprill, A. 2018. Temporal and regional variability in the skin microbiome of humpback whales along the Western Antarctic Peninsula. Appl. Environ. Microbiol., 84(5), e02574-17. doi:10.1128/AEM.02574-17

Rees, A.F., L. Avens, K. Ballorain, E. Bevan, A. C. Broderick, R. R. Carthy, M. Christianen, G. Duclos, M. R. Heithaus, D. W. Johnston, J. C. Mangel, F. Paladino, K. Pendoley, R. D. Reina, N.J. Robinson, R. Ryan, S. T. Sykora-Bodie*, D. Tilley, M. R. Varela, E. R. Whitman, P. A. Whittock, T. Wibbels, B. J. Godley, 2018. The potential of unmanned aerial systems for sea turtle research and conservation: a review and future directions.Endangered Species Research 35: 81–100. doi:10.3354/esr00877

Seymour, A. C*., J. T. Ridge, A. B. Rodriguez, E. Newton, J. Dale and D. W. Johnston. 2017. Deploying fixed wing unoccupied aerial systems (UAS) for coastal morphology assessment and management. Journal of Coastal Research. doi: 10.2112/JCOASTRES-D-17-00088.1

Sykora-Bodie, S. T*., V. Bezy, D. W. Johnston, E. Newton* and K. J. Lohmann. 2017. Quantifying nearshore sea turtle densities: Applications of unmanned aerial systems for population assessments.Scientific Reports. 7:17690. doi:10.1038/s41598-017-17719-x

Johnston, D. W., J. Dale, K. T. Murray, E. Josephson, E. Newton and S. Wood. 2017. Comparing occupied and unoccupied aircraft surveys of wildlife populations: Assessing the gray seal (Halichoerus grypus) breeding colony on Muskeget Island, USA.Journal of Unmanned Vehicle systems. 5:178–191. doi:10.1139/juvs-2017-0012

Moxley, J. H*., A. Bogomolni, M. O Hammill, K. Moore, M. Polito, L. Sette, B. Sharp, G. Waring, J. Gilbert, P. Halphin and D. W. Johnston. 2017. Google Haul Out: Earth observation imagery and digital aerial surveys in coastal wildlife management and abundance estimation.Bioscience. bix059. doi:10.1093/biosci/bix059

Seymour, A. C*. J. Dale, M. O. Hammill, P. N. Halpin and D. W. Johnston. 2017. Automated detection and enumeration of marine wildlife using unmanned aircraft systems (UAS) and thermal imagery.Scientific Reports. 7:45127. doi:10.1038/srep45127

Hammill, M. O., J. Dale, G .B. Stenson, C. den Heyer, J.-F. Gosselin, P. Leblanc and D. W. Johnston. 2017. Comparison of methods to estimate grey seal pup production at different colonies. DFO Canadian Science Advisory Secretariat Research Document. 2017/041:iv–19.