scholarly journals A probabilistic method of assessing carbon accumulation rate at Imnavait Creek Peatland, Arctic Long Term Ecological Research Station, Alaska

2017 ◽  
Vol 32 (5) ◽  
pp. 579-586 ◽  
Author(s):  
Jonathan E. Nichols ◽  
Dorothy M. Peteet ◽  
Steve Frolking ◽  
John Karavias
PLoS ONE ◽  
2021 ◽  
Vol 16 (1) ◽  
pp. e0244817
Author(s):  
Laura Käse ◽  
Katja Metfies ◽  
Stefan Neuhaus ◽  
Maarten Boersma ◽  
Karen Helen Wiltshire ◽  
...  

In this study, we created a dataset of a continuous three-year 18S metabarcoding survey to identify eukaryotic parasitoids, and potential connections to hosts at the Long-Term Ecological Research station Helgoland Roads. The importance of parasites and parasitoids for food web dynamics has previously been recognized mostly in terrestrial and freshwater systems, while marine planktonic parasitoids have been understudied in comparison to those. Therefore, the occurrence and role of parasites and parasitoids remains mostly unconsidered in the marine environment. We observed high abundances and diversity of parasitoid operational taxonomic units in our dataset all year round. While some parasitoid groups were present throughout the year and merely fluctuated in abundances, we also detected a succession of parasitoid groups with peaks of individual species only during certain seasons. Using co-occurrence and patterns of seasonal occurrence, we were able to identify known host-parasitoid dynamics, however identification of new potential host-parasitoid interactions was not possible due to their high dynamics and variability in the dataset.


Zootaxa ◽  
2005 ◽  
Vol 872 (1) ◽  
pp. 1 ◽  
Author(s):  
BRENT E. HENDRIXSON ◽  
Jason E. Bond

Two sympatric species of Antrodiaetus (Araneae, Mygalomorphae, Antrodiaetidae) are recorded from southwestern North Carolina: A. unicolor (Hentz 1841) and A. microunicolor new species. A neotype for A. unicolor is designated from DeSoto State Park in Alabama and a description is provided. A new species of Antrodiaetus is described from the Coweeta Long Term Ecological Research station in southwestern North Carolina. This new species is sympatric (putatively syntopic) with the closely related A. unicolor and can be differentiated from that species on the basis of size, setal characters, coloration, selected morphometric ratios, and non-overlapping breeding seasons. A brief account on the natural history for both species at Coweeta is presented.


2016 ◽  
Vol 4 (1) ◽  
Author(s):  
Melissa B. Duhaime ◽  
Antje Wichels ◽  
Matthew B. Sullivan

Draft genomes are presented for 6Pseudoalteromonassp. strains isolated from surface waters at Kabeltonne, Helgoland, a long-term ecological research station in the North Sea. These strains contribute knowledge of the genomic underpinnings of a developing model system to study phage-host dynamics of a particle-associated ocean copiotroph.


Ecosphere ◽  
2021 ◽  
Vol 12 (5) ◽  
Author(s):  
David M. Iwaniec ◽  
Michael Gooseff ◽  
Katharine N. Suding ◽  
David Samuel Johnson ◽  
Daniel C. Reed ◽  
...  

2021 ◽  
pp. 100025
Author(s):  
Tamara K. Harms ◽  
Peter M. Groffman ◽  
Lihini Aluwihare ◽  
Chris Craft ◽  
William R Wieder ◽  
...  

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