Results 71 to 80 of about 27,450 (224)

Lobster movements in response to a hurricane [PDF]

open access: yes, 1990
There are several anecdotal reports of the American lobster Homarus americanus moving to deeper water, or suffering increased mortality, in response to storm events.
Watson, Winsor H., III   +2 more
core   +20 more sources

Locating Little Larvae: Environmental DNA Methods Can Detect a Rare Fish Species Under Field Estuarine Conditions

open access: yesEnvironmental DNA, Volume 8, Issue 2, March/April 2026.
We measured a positive linear relationship between eDNA concentration and abundance for larval Delta Smelt (Hypomesus transpacificus) with N = 1 larva exceeding the limit of detection for the novel qPCR assay. Field experiments quantified the probability of detection for eDNA sampling methods at known abundances and distances from source. ABSTRACT Rare
Sarah A. Stinson   +10 more
wiley   +1 more source

Elusive and vulnerable: evaluating spatial and temporal variation in the distribution of manta rays around O’ahu using environmental DNA

open access: yesFrontiers in Marine Science
Reef mantas (Mobula alfredi) around the Hawaiian Islands are vulnerable to extinction due to the low genetic diversity and resident populations that exhibit limited migration between islands.
Grace Ann Tuthill-Christensen   +2 more
doaj   +1 more source

Social attraction used to establish Caspian tern nesting colonies in San Francisco Bay

open access: yesGlobal Ecology and Conservation, 2019
Conservation of colonial waterbird breeding populations often includes restoring historic nesting habitat or establishing new nesting habitat in protected areas.
C. Alex Hartman   +4 more
doaj   +1 more source

Calibration of a general optical equation for remote sensing of suspended sediments in a moderately turbid estuary [PDF]

open access: yes, 1989
A general algorithm for determining suspended sediment concentrations in the surface waters of estuaries has been developed for use with satellite data.
Pennock, Jonathan, Stumpf, Richard P.
core   +1 more source

Morphological instability in restored intertidal flats: How anthropogenic structures drive early‐stage evolution

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 3, March 2026.
The study focusses on the morphological evolution of worldwide restored intertidal flats. These intertidal flats initially experience high sedimentation rates after the opening of the connection with open waters. The anthropogenic structures cause high morphological instability and are eroded, leading to a self‐cannibalisation of the system.
Riccardo Brunetta   +4 more
wiley   +1 more source

Which Way to the Brave New Baylands?

open access: yesSan Francisco Estuary and Watershed Science, 2016
doi: http://dx.doi.org/10.15447/sfews.2016v14iss1art1<Abstracts are not required to accompany articles in the Essay category. --the Editors of SFEWS>
J. Letitia Grenier
doaj  

Ocean alkalinity enhancement in an estuary

open access: yesFrontiers in Climate
A high-resolution numerical ocean model is used to assess ocean alkalinity enhancement (OAE) in the San Francisco Bay (SFB) estuary. A novel tracer-based approach is introduced to simulate alkalinity release and the subsequent CO2 ingassing. The model is
Minna Ho   +6 more
doaj   +1 more source

Climate and Land-Use Controls on Surface Water Diversions in the Central Valley, California [PDF]

open access: yes, 2020
California’s Central Valley (CV) is one of the most productive agricultural regions in the world, enabled by the conjunctive use of surface water and groundwater. We investigated variations in the CV’s managed surface water diversions relative to climate
Cayan, Daniel R.   +2 more
core  

Transgressivity in Key Functional Traits Rather Than Phenotypic Plasticity Promotes Stress Tolerance in A Hybrid Cordgrass [PDF]

open access: yes, 2019
Hybridization might promote offspring fitness via a greater tolerance to environmental stressors due to heterosis and higher levels of phenotypic plasticity.
Castillo Segura, Jesús Manuel   +3 more
core   +1 more source

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