Results 1 to 10 of about 263,193 (188)

Ichthyoplankton assemblage structure of springs in the Yangtze Estuary revealed by biological and environmental visions [PDF]

open access: yesPeerJ, 2015
The ichthyoplankton assemblage structure in the Yangtze Estuary was analyzed based on four springs in 1999, 2001, 2004 and 2007 in order to provide detailed characterizations of the ichthyoplankton assemblage in springs, examine the long-term dynamics of
Hui Zhang, Weiwei Xian, Shude Liu
doaj   +3 more sources

Coastal Upwelling Drives Intertidal Assemblage Structure and Trophic Ecology. [PDF]

open access: yesPLoS One, 2015
Similar environmental driving forces can produce similarity among geographically distant ecosystems. Coastal oceanic upwelling, for example, has been associated with elevated biomass and abundance patterns of certain functional groups, e.g., corticated macroalgae.
Reddin CJ   +4 more
europepmc   +7 more sources

Phytoplankton assemblage characteristics in recurrently fluctuating environments [PDF]

open access: yes, 2015
Annual variations in biogeochemical and physical processes can lead to nutrient variability and seasonal patterns in phytoplankton productivity and assemblage structure.
Roelke, Daniel L., Spatharis, Sofie
core   +16 more sources

The hidden side of diversity: Effects of imperfect detection on multiple dimensions of biodiversity

open access: yesEcology and Evolution, 2021
Studies on ecological communities often address patterns of species distribution and abundance, but few consider uncertainty in counts of both species and individuals when computing diversity measures. We evaluated the extent to which imperfect detection
Aline Richter   +3 more
doaj   +1 more source

Preliminary study on spatio-temporal variations of five giant and 17 large fish species around the Korean peninsula from 2011 to 2016

open access: yesFisheries and Aquatic Sciences, 2022
Although giant and large fish species are highly important as a keystone species in the marine ecosystem, there have been no or few studies on their spatio-temporal variations around the Korean peninsula.
Jin-Koo Kim   +3 more
doaj   +1 more source

Density‐dependence mediates coral assemblage structure [PDF]

open access: yesEcology, 2018
AbstractDensity dependence (DD) controls community recovery following widespread mortality, yet this principle rarely has been applied to coral assemblages. The reefs of Mo'orea, French Polynesia, provide the opportunity to study DD of coral population growth, because coral assemblages in this location responded to declines in abundance with high ...
Peter J. Edmunds   +2 more
openaire   +3 more sources

Human Disturbance Affects Dung Beetle Assemblages in French Guiana Forests

open access: yesDiversity, 2022
French Guiana forests are threatened by increasing human activity such as infrastructure development, facilitating access to the forest and, therefore, logging, mining, farming and hunting.
Eric Guilbert   +4 more
doaj   +1 more source

Structure in plant–animal interaction assemblages [PDF]

open access: yesOikos, 2006
We present a comprehensive approach to detect pattern in assemblages of plant and animal species linked by interactions such as pollination, frugivory or herbivory. Simple structural models produce gradient, compartmented or nested patterns of interaction; intermediate patterns between a gradient and compartments are possible, and nesting within ...
Lewinsohn, Thomas M.   +4 more
openaire   +3 more sources

Chironomid riverine assemblages at the regional temperate scale – compositional distance and species diversity

open access: yesThe European Zoological Journal, 2021
Chironomids are the most common and abundant benthic invertebrate family in freshwater environments worldwide, but most studies on chironomid assemblages focus on presence/absence of species rather than abundance and community composition. This makes the
J. Leszczyńska   +3 more
doaj   +1 more source

Larval Fish Spatiotemporal Dynamics of Different Ecological Guilds in Yangtze Estuary

open access: yesJournal of Marine Science and Engineering, 2023
Estuaries, as important fish nursery habitats, usually include a variety of larval fishes of different ecological guilds and exhibit complicated changing environmental conditions.
Rong Wan   +5 more
doaj   +1 more source

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