Results 101 to 110 of about 456,694 (300)

A trophic model of the coastal fisheries ecosystem off the west coast of Sabah and Sarawak, Malaysia [PDF]

open access: yes
A mass-balance steady-state trophic model of the coastal fisheries ecosystem off the West Coasts of Sabah and Sarawak, Malaysia (10 - 60 m depth) was constructed using the Ecopath software. The ecosystem models were partitioned into 29 ecological/trophic
Man, A.   +4 more
core  

Quantitative Partitioning of Photoautotrophic and Photoheterotrophic Contributions During Mixotrophic Growth of Scenedesmus obliquus

open access: yesBiotechnology and Bioengineering, EarlyView.
Carbon and oxygen fluxes during photoautotrophic, photoheterotrophic and mixotrophic growth of Scenedesmus obliquus. ABSTRACT Mixotrophic growth of microalgae involves the simultaneous assimilation of inorganic and organic carbon sources, but the quantitative contributions of photoautotrophic and photoheterotrophic metabolisms remain poorly resolved ...
Solène Jahan   +7 more
wiley   +1 more source

Shearing Tooth Morphology May Allow Sharks to Access Higher Trophic Levels at Smaller Sizes

open access: yesEcology and Evolution
The availability of prey in an environment does not ensure that a predator will consume it: prey must also be detected, captured, and successfully handled. The morphology of the predator and prey imposes limitations on prey selection due to biomechanical
Sabrina Riverón   +7 more
doaj   +1 more source

Seasonal diet shifts of seven fish species in an Atlantic rainforest stream in Southeastern Brazil

open access: yesBrazilian Journal of Biology
We analyzed the stomach contents of 116 individuals belonging to seven fishes species in order to investigate seasonal changes in feeding strategy and how trophic interactions between species affect community structure in an Atlantic rainforest stream in
C. P. Deus, M. Petrere-Junior
doaj   +1 more source

Trophic State Evaluation for Selected Lakes in Yellowstone National Park

open access: yesThe UW National Parks Service Research Station Annual Reports, 2003
The purpose of this study was to tentatively classify the trophic level for selected lakes, except Yellowstone Lake, in Yellowstone National Park. This paper also documents the monitoring methods and perspectives used in this study as meeting current acceptable practice. For selected lakes in Yellowstone National Park, phosphorus, nitrogen, chlorophyll-
openaire   +2 more sources

Modeling Orientation Selectivity Using a Neuromorphic Multi-Chip System [PDF]

open access: yes, 2006
Chicca E, Lichtsteiner P, Delbruck T, Indiveri G, Douglas RJ. Modeling Orientation Selectivity Using a Neuromorphic Multi-Chip System. Presented at the Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS).The growing interest in ...
Douglas, R. J.   +4 more
core   +1 more source

Dynamics of biotic resistance to plant invasions

open access: yesBiological Reviews, EarlyView.
ABSTRACT Biotic resistance, the reduction in invasion success caused by native communities, plays an important role in the long‐term dynamics of biological invasions. A large body of empirical research on biotic resistance has accumulated since the last comprehensive review on the subject 20 years ago, enabling us to achieve a refined understanding of ...
Christine S. Sheppard   +13 more
wiley   +1 more source

Semiochemical-baited traps as a new method supplementing light traps for faunistic and ecological studies of Macroheterocera (Lepidoptera)

open access: yesScientific Reports
Attractivity and selectivity of two types of traps with synthetic, long-lasting, bisexual generic attractants were compared to conventional light traps to promote their wider use, as an easy-to-use standardised method for entomology.
Szabolcs Szanyi   +6 more
doaj   +1 more source

An Assessment of Stationary Phase Selectivity in SFC

open access: yes, 2022
Supercritical fluid chromatography (SFC) has seen a recent resurgence in interest following investment in the development of instrument technology by numerous instrument manufacturers. Increased focus on sustainability in chromatographic science, coupled
Euerby, Melvin   +5 more
core   +1 more source

Partners or passengers? Revisiting the association between diatoms and aquatic animals

open access: yesBiological Reviews, EarlyView.
ABSTRACT Numerous studies have revealed the importance of research on the communities capable of colonizing animal surfaces (epibionts) and the animals on which they live (basibionts). Very few studies have considered epizoic diatoms, and there are gaps and biases in our knowledge, including the choice of basibionts, the methods used, and the habitats ...
Gianluca Vacca   +2 more
wiley   +1 more source

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