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Shorebird Waterfowl and Waders Monitoring Research

In Biological Monitoring, Bird Monitoring, Birds, Research by Administrator0 Comments

Description of monitoring Twice each spring and fall during peak migration, volunteers identify and count shorebirds, waterfowl, and waders at low tide during timed watches at four defined areas of Reserve wetlands and adjacent areas. Surveys are carried out by boat (from the main channel) and land.  (An additional site is also surveyed at high tide). The experience is challenging …

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Shorebird and Waterfowl Monitoring Research

In Biological Monitoring, Bird Monitoring, Birds, Research by Administrator0 Comments

Past shorebirds and waterfowl monitoring in and around Elkhorn Slough (1989-2000) Over the last several decades, various shorebird and waterfowl monitoring has been carried in and around Elkhorn Slough. From 1989-2000, for example, Sue Shaw faithfully recorded all shorebird and waterfowl seen during her regular visits to measure water quality at 24 stations. The stations were located along the entire …

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Raptor Monitoring Research

In Biological Monitoring, Bird Monitoring, Birds, Research by Administrator0 Comments

Elkhorn Slough Reserve hosts a variety of breeding raptors. In a typical year, there may be 2 pairs of white-tailed kites, 1 pair of red-tailed hawks, 1 pair of red-shouldered hawks, and 4 pairs of barn owls. These top carnivores are often good indicators of ecosystem health: if they fail to reproduce successfully, this may be the result of pesticide accumulation …

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Newly Published Research

In Featured, Research by Administrator

Estuaries and Coasts just published a study conducted by the Reserve’s Research team lead by Rikke Jeppesen, Ph. D, which investigated how the lack of dissolved oxygen in the water affects fish and oysters in the slough.

2017 Research Symposium Presentations

In Research by Administrator

2017 Elkhorn Slough Research Symposium Presentations For more about the Symposium click here. Andrea Woolfolk Historical ecology of Elkhorn Slough http://library.elkhornslough.org/research/symposium/1_Woolfolk_History.pdf Kelly Leo Pacific Coast Highway Natural Infrastructure Pilot Project http://library.elkhornslough.org/research/symposium/2_Leo_PCH_Sea_Level_Rise.pdf John Haskins A water quality report card for Elkhorn Slough ESNERR http://library.elkhornslough.org/research/symposium/3_Haskins_Water_Quality.pdf Rikke Jeppesen Effects of hypoxia on fish survival and oyster growth in a highly eutrophic estuary http://library.elkhornslough.org/research/symposium/4_Jeppesen_Hypoxia.pdf …

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Research Symposium a Success

In ESNERR, Featured, Press, Research by Administrator

On January 24, 2017 Elkhorn Slough National Estuarine Research Reserve held a Research Symposium highlighting the amazing research happening at the slough. Local news KION came out to cover the story. Watch it now! It was a wonderful event and we appreciate everyone who came out to make it such a success! Click here for the Symposium presentations.

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2015 State of the Estuary Report

In Research by Administrator

Are there more shorebirds at Elkhorn Slough now than a few years ago?  Is pollution getting better or worse?  These are the sorts of questions answered by the latest “State of the Estuary” report. Scientists at the Elkhorn Slough National Estuarine Research Reserve keep their finger on the pulse of the estuary by monitoring a variety of indicators of ecosystem …

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Sea otters play an important role in the recovery of eelgrass beds here at Elkhorn Slough

In Mammals, Research, Science in Action Article by Administrator

Scientists studying the decline and recovery of seagrass beds at the Elkhorn Slough have found that recolonization of the estuary by sea otters was a crucial factor in the seagrass comeback. Led by Ph.D. candidate in ecology and evolutionary biology at UC Santa Cruz, Brent Hughes at the University of California, Santa Cruz, the study was published in the Proceedings …

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Caspian Tern Monitoring Research

In Biological Monitoring, Bird Monitoring, Birds, Research by Administrator

Since the early 1990s, a colony of Caspian Terns – the world’s largest terns – has bred on an island in the Reserve’s restored South Marsh area. The colony has suffered various disasters over the years, from pesticide contamination during the 1995 floods to raccoon predation in 2000. The 2001-2003 breeding seasons had excellent reproductive success, but were followed by …