Results 31 to 40 of about 316,343 (263)
A Guide to Integrate Plant Cover Data From Two different Methods [PDF]
, 2020 There is a lack of consensus on how to monitor (measure) plant cover in tidal marshes. Multiple methods exist to estimate plant cover, which can confound interpretation when making comparisons across methods.
Burdick, David M, Peter, Chris R.
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Известия ТИНРО, 2014 Qualitative and quantitative indices of feeding and competitive relationships are investigated for pacific herring Clupea pallasii , walleye pollock Theragra chalcogramma , and arabesque greenling Pleurogrammus azonus on the data of bottom trawl surveys ...
Olga I. Pushchina +2 more
doaj +1 more source
Spotted Seals, Phoca largha, in Alaska [PDF]
, 1997 The worldwide literature on management of spotted seals, Phoca largha, was reviewed and updated, and aerial surveys weref lown in 1992 and 1993 to determine the species' distribution and abundance in U.S. waters.
Rugh, David J. +2 more
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Advances in causal discovery methods for ecological time series
Biological Reviews, EarlyView.ABSTRACT Recent advances in data collection technologies (e.g. automated sensor networks, satellite remote sensing, and high‐throughput sequencing) have greatly expanded the availability of ecological time series, enabling new opportunities for causal analyses in dynamic ecosystems.
Kenta Suzuki +6 more
wiley +1 more source
2004 Water Quality Education Onboard the Gundalow, Bolster, M [PDF]
, 2004 The Gundalow Company (a non-profit 501(c)3 organization) sponsors maritime history and environmental educational programs for school groups and the public onboard the replica gundalow Captain Edward Adams from May through November in 12-15 riverfront ...
Bolster, Molly
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Environmental Policy and Governance, EarlyView.ABSTRACT Mangroves are critical resources in sustaining coastal communities by providing essential ecosystem goods and services. Occurring within the interface of land and sea, they serve as critical ecological zones shaped by dynamic interactions between terrestrial and marine systems.
Menelisi Falayi +11 more
wiley +1 more source
ON NEW FINDING OF MIRROR DORY ZENOPSIS NEBULOSA IN PETER THE GREAT BAY (JAPAN SEA)
Известия ТИНРО, 2019 New finding of rare fish species mirror dory Zenopsis nebulosa in Peter the Great Bay (Japan Sea) is described.
L. N. Kim, P. G. Milovankin
doaj +1 more source
Ctizen: What You Can Do to Help Improve Our Estuaries [PDF]
, 2013 The need to keep our Seacoast rivers, lakes, marshes and Great Bay free of pollution is something we can all agree on. As the Community for Clean Water, PREP works to unite and encourage you, your friends and family to take simple steps to reduce water ...
Piscataqua Region Estuaries Partnership
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Refining techniques for high‐frequency monitoring of chlorophyll a fluorescence in estuarine systems
Limnology and Oceanography: Methods, EarlyView.Abstract Concentrations of the photosynthetic pigment chlorophyll a are commonly used as a proxy for phytoplankton biomass in aquatic systems. Traditional methods for extracting chlorophyll a in discrete samples limit measurement frequency, while in situ sensor technology provides high frequency chlorophyll a fluorescence measurements at a more ...
Nicole Dix +10 more
wiley +1 more source
Phenol content in the marine environments of the coastal waters in Peter the Great Bay, Japan Sea
Известия ТИНРОTotal content of phenols in seawater and bottom sediments of some water areas in Peter the Great Bay in 1998–2022 is considered. Mean annual values of phenol concentration exceeded the maximum allowable level for the water of fishing grounds but were ...
O. V. Badmaev
doaj +1 more source