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Full-Text Articles in Life Sciences

Coastal Bacterioplankton Community Dynamics In Response To A Natural Disturbance, Sara K. Yeo, Megan J. Huggett, Alexander Eiler, Michael Rappe Jan 2013

Coastal Bacterioplankton Community Dynamics In Response To A Natural Disturbance, Sara K. Yeo, Megan J. Huggett, Alexander Eiler, Michael Rappe

Research outputs 2013

In order to characterize how disturbances to microbial communities are propagated over temporal and spatial scales in aquatic environments, the dynamics of bacterial assemblages throughout a subtropical coastal embayment were investigated via SSU rRNA gene analyses over an 8-month period, which encompassed a large storm event. During non-perturbed conditions, sampling sites clustered into three groups based on their microbial community composition: an offshore oceanic group, a freshwater group, and a distinct and persistent coastal group. Significant differences in measured environmental parameters or in the bacterial community due to the storm event were found only within the coastal cluster of sampling …


Threats And Knowledge Gaps For Ecosystem Services Provided By Kelp Forests: A Northeast Atlantic Perspective, Dan A. Smale, Michael T. Burrows, Philippa J. Moore, Nessa O'Connor, Stephen J. Hawkins Jan 2013

Threats And Knowledge Gaps For Ecosystem Services Provided By Kelp Forests: A Northeast Atlantic Perspective, Dan A. Smale, Michael T. Burrows, Philippa J. Moore, Nessa O'Connor, Stephen J. Hawkins

Research outputs 2013

Kelp forests along temperate and polar coastlines represent some of most diverse and productive habitats on the Earth. Here, we synthesize information from >60 years of research on the structure and functioning of kelp forest habitats in European waters, with particular emphasis on the coasts of UK and Ireland, which represents an important biogeographic transition zone that is subjected to multiple threats and stressors. We collated existing data on kelp distribution and abundance and reanalyzed these data to describe the structure of kelp forests along a spatial gradient spanning more than 10° of latitude. We then examined ecological goods and …


Pine As Fast Food: Foraging Ecology Of An Endangered Cockatoo In A Forestry Landscape, William Stock, Hugh Finn, Jackson Parker, Ken Dods Jan 2013

Pine As Fast Food: Foraging Ecology Of An Endangered Cockatoo In A Forestry Landscape, William Stock, Hugh Finn, Jackson Parker, Ken Dods

Research outputs 2013

Pine plantations near Perth, Western Australia have provided an important food source for endangered Carnaby’s Cockatoos (Calyptorhynchus latirostris) since the 1940s. Plans to harvest these plantations without re-planting will remove this food source by 2031 or earlier. To assess the impact of pine removal, we studied the ecological association between Carnaby’s Cockatoos and pine using behavioural, nutritional, and phenological data. Pine plantations provided high densities of seed (158 025 seeds ha21) over a large area (c. 15 000 ha). Carnaby’s Cockatoos fed throughout these plantations and removed almost the entire annual crop of pine cones. Peak cockatoo abundance coincided with …