Results 131 to 140 of about 92,051 (340)

Effective coastal boundary conditions for dispersive tsunami propagation [PDF]

open access: yes, 2012
We aim to improve the techniques to predict tsunami wave heights along the coast. The modeling of tsunamis with the shallow water equations has been very successful, but is somewhat simplistic because wave dispersion is neglected.
Bokhove, O.   +2 more
core   +2 more sources

Mapping Mediterranean bentho‐demersal communities to better inform marine conservation

open access: yesConservation Science and Practice, EarlyView.
Marine protected areas are one of the most common conservation tools being implemented worldwide to reach conservation targets, but their implementation does not usually take the heterogeneous distribution of bentho‐demersal communities into account.
Miguel López   +4 more
wiley   +1 more source

Detailed seismic bathymetry beneath Ekström Ice Shelf, Antarctica: Implications for glacial history and ice-ocean interaction

open access: gold, 2020
Emma C. Smith   +15 more
openalex   +1 more source

Century‐Scale Changes in the Feeding Patterns of Demersal Fish Species in the Western North Sea

open access: yesFish and Fisheries, EarlyView.
ABSTRACT Understanding the extent and magnitude of change in marine food webs requires historical data that predates modern monitoring efforts. Such information can provide invaluable insights into the longer‐term impacts of altered trophic interactions, yet it is rarely incorporated into marine policy frameworks.
Georgina L. Hunt   +4 more
wiley   +1 more source

Airborne Electromagnetic Bathymetry [PDF]

open access: yes, 2012
Traditional methods for measuring the water depth rely on sonar soundings. However airborne techniques offer the advantages of increased survey speed and operation over dangerous waters that may be affected by very strong tides and the presence of shoals and reefs that limit the operation of surface vessels. The airborne lidar method has been used very
openaire   +2 more sources

Rethinking the Patch Test for Phase Measuring Bathymetric Sonars [PDF]

open access: yes, 2011
While conducting hydrographic survey operations in the Florida Keys, NOAA Ship Thomas Jefferson served as a test platform for the initial operational implementation of an L-3 Klein HydroChart 5000 Swath Bathymetry Sonar System1 , a hull-mounted phase ...
Beaudoin, Jonathan   +3 more
core   +1 more source

Contemporary Methods for Capturing Juvenile Salmonids in the Marine Environment

open access: yesFish and Fisheries, EarlyView.
ABSTRACT Anadromous salmonids play vital roles in marine and freshwater ecosystems. The most abundant of these fishes—Pacific salmon (Oncorhynchus spp.)—are integral to coastal ecosystems and communities across the North Pacific Rim, but numerous populations are experiencing dramatic declines, particularly towards the south of their range.
Sean C. Godwin   +6 more
wiley   +1 more source

GRDL: A New Global Reservoir Area‐Storage‐Depth Data Set Derived Through Deep Learning‐Based Bathymetry Reconstruction

open access: yesWater Resources Research
Reservoirs play a critical role in the global water cycle by regulating the flow of water from the environment into human systems. Accurate estimation of the area‐storage‐depth relationships for global reservoirs is essential for effective hydrological ...
Zhen Hao   +6 more
doaj   +1 more source

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