Innovative Techniques for Large - scale Collection , Processing , and Storage of Eelgrass ( Zostera marina ) Seeds
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چکیده
PROBLEM: The use of eelgrass (Zostera marina) seeds is increasingly being recognized as a viable option for both smalland large-scale restoration projects. Although methods for handcollecting, processing and storing eelgrass seeds have advanced to match the scale of collections, the number of seeds collected has limited the scale of restoration efforts, as well as the scale of ecologically relevant experiments. Recent experience with mechanized harvest of reproductive shoots has transcended the limitations of scale imposed upon divers working underwater during springtime with often severe weather limitations. Processing and storage methodologies and infrastructure previously scaled to hand collection now pose a bottleneck to the expansion of restoration and research to larger, previously unachievable scales.
منابع مشابه
Restoring Eelgrass (Zostera marina) from Seed: A Comparison of Planting Methods for Large-Scale Projects
PROBLEM: Eelgrass (Zostera marina) seeds are being used in a variety of both smalland large-scale restoration activities and have been successfully used to initiate recovery of eelgrass in the Virginia seaside coastal lagoons, which lost eelgrass in the 1930s ‘wasting disease’ pandemic (Orth et al. 2006a). However, a major bottleneck with the use of seeds has been the relatively low rate of see...
متن کاملERDC/TN SAV-08-1, Restoring Eelgrass (Zostera marina) from Seed: A Comparison of Planting Methods for Large-Scale Projects
PROBLEM: Eelgrass (Zostera marina) seeds are being used in a variety of both smalland large-scale restoration activities and have been successfully used to initiate recovery of eelgrass in the Virginia seaside coastal lagoons, which lost eelgrass in the 1930s ‘wasting disease’ pandemic (Orth et al. 2006a). However, a major bottleneck with the use of seeds has been the relatively low rate of see...
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Seagrass meadows, one of the world’s most widespread and productive ecosystems, provide a wide range of services with real economic value. Worldwide declines in the distribution and abundance of seagrasses and increased threats to coastal ecosystems from climate change have prompted a need to acquire baseline data for monitoring and protecting these important habitats. We assessed the distribut...
متن کاملCopper treatment during storage reduces Phytophthora and Halophytophthora infection of Zostera marina seeds used for restoration
Restoration is increasingly considered an essential tool to halt and reverse the rapid decline of vital coastal ecosystems dominated by habitat-forming foundation species such as seagrasses. However, two recently discovered pathogens of marine plants, Phytophthora gemini and Halophytophthora sp. Zostera, can seriously hamper restoration efforts by dramatically reducing seed germination. Here, w...
متن کاملEvidence of Eelgrass (Zostera marina) Seed Dispersal by Northern Diamondback Terrapin (Malaclemys terrapin terrapin) in Lower Chesapeake Bay
The initial discovery in May 2009 of eelgrass (Zostera marina) seeds in fecal samples of wild-caught northern diamondback terrapins (Malaclemys terrapin terrapin) was the first field evidence of eelgrass seed ingestion in this species. This finding suggested the potential of terrapins as seed dispersers in eelgrass beds, which we sampled for two additional years (2010 and 2011). Seeds were only...
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تاریخ انتشار 2008