Results 21 to 30 of about 1,785,299 (250)

Assessing benthic habitat distribution in Tunda Island, Banten, Indonesia using Sentinel-2A imagery [PDF]

open access: yesBIO Web of Conferences
Benthic habitats in coastal areas are composed of diverse organisms and substrates such as seaweed, seagrass, algae, hard corals, dead corals, rock, and rubble.
Fakhrurrozi   +4 more
doaj   +1 more source

Mapping bathymetry and shallow water benthic habitats in inland and coastal waters with Sentinel-2

open access: yesJournal of Limnology, 2023
Accurate determination of the water depth and benthic macroalgae composition in coastal and inland water bodies is important due to the high commercial and ecological value of these regions.
Laura Argus   +6 more
doaj   +1 more source

Cross-shelf habitat utilization patterns of reef fishes in southwestern Puerto Rico [PDF]

open access: yes, 2003
In June 2000, the National Ocean Service and University of Puerto Rico initiated a long-term reef-fish-monitoring program in La Parguera, Puerto Rico. Objectives of this ongoing work are to: 1) develop spatially-explicit estimates of reef fish habitat ...
Christensen, John D.   +7 more
core   +1 more source

Multispectral Multibeam Echo Sounder Backscatter as a Tool for Improved Seafloor Characterization

open access: yesGeosciences, 2019
The establishment of multibeam echosounders (MBES), as a mainstream tool in ocean mapping, has facilitated integrative approaches towards nautical charting, benthic habitat mapping, and seafloor geotechnical surveys. The combined acoustic response of the
Craig J. Brown   +3 more
doaj   +1 more source

Guidance for benthic habitat mapping: an aerial photographic approach [PDF]

open access: yes, 2001
This document, Guidance for Benthic Habitat Mapping: An Aerial Photographic Approach, describes proven technology that can be applied in an operational manner by state-level scientists and resource managers.
Seaman, Renee   +2 more
core   +2 more sources

Sneaking into a Hotspot of Biodiversity: Coverage and Integrity of a Rhodolith Bed in the Strait of Sicily (Central Mediterranean Sea)

open access: yesJournal of Marine Science and Engineering, 2022
Habitat mapping, physical characteristics and benthic community of a rhodolith bed in the Pelagie Islands (Strait of Sicily, Mediterranean Sea) were studied through Multi–Beam Echo–Sounder (MBES), Remotely Operated Vehicle (ROV) and grab samples.
Teresa Maggio   +7 more
doaj   +1 more source

Effects of Late-Cenozoic glaciation on habitat availability in Antarctic benthic shrimps (Crustacea: Decapoda: Caridea) [PDF]

open access: yes, 2012
Marine invertebrates inhabiting the high Antarctic continental shelves are challenged by disturbance of the seafloor by grounded ice, low but stable water temperatures and variable food availability in response to seasonal sea-ice cover.
Raupach, M.J.   +24 more
core   +1 more source

The morphology and structure of the Hannibal Bank fisheries management zone, Pacific Panama using acoustic seabed mapping [PDF]

open access: yes, 2014
St. Andrews University, Fundación MarViva, The Nature Conservancy and the Smithsonian Tropical Research Institute provided the funding for this research.The Hannibal Bank sits within the Coiba UNESCO World Heritage Site in Pacific Panama and is also a ...
Bates, C. Richard   +2 more
core   +2 more sources

Augmenting Seafloor Characterization via Grain Size Analysis with Low-Cost Imagery: Minimizing Sediment Sampler Biases and Increasing Habitat Classification Accuracy

open access: yesGeosciences
Bottom-grab samplers have long been the standard to describe nearshore marine habitats both qualitatively and quantitively. However, sediment samplers are designed to collect specific grain sizes and therefore have biases toward those sediments. Here, we
Sean Terrill   +3 more
doaj   +1 more source

Techniques for spatial analysis and visualization of benthic mapping data: final report [PDF]

open access: yes, 2003
The mapping and geospatial analysis of benthic environments are multidisciplinary tasks that have become more accessible in recent years because of advances in technology and cost reductions in survey systems.
Andrews, Brian
core   +2 more sources

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