Results 131 to 140 of about 98,652 (303)

Species distribution models [PDF]

open access: yes, 2011
Species distribution models are a group of methods often used to estimate consequences of global change, to assess ecological status and for other ecological applications.
Hallstan, Simon
core  

Phytoplankton growth and potential cyanotoxin production differ in response to nitrogen and phosphorus amendments in late summer communities from Kabetogama Lake (Minnesota, United States)

open access: yesJournal of Phycology, EarlyView.
Abstract Cyanotoxins such as microcystin (MC), cylindrospermopsin, and saxitoxin are secondary metabolites that are rich in nitrogen (N). Most cyanobacteria grow best on reduced inorganic N (ammonium, NH4), but when NH4 is absent, cyanobacteria can activate physiological pathways to process other N forms (e.g., nitrate; NO3).
James H. Larson   +7 more
wiley   +1 more source

Seasonal succession and niche differentiation in Skeletonema species driven by temperature and salinity in inner Tokyo Bay

open access: yesJournal of Phycology, EarlyView.
Abstract The genus Skeletonema is a dominant diatom in coastal waters worldwide, frequently causing blooms, and it includes several cryptic species. To elucidate the occurrence patterns and niche differentiation among Skeletonema species in Tokyo Bay, Japan, sampling was conducted between June 2021 and February 2023.
Toshiya Katano   +4 more
wiley   +1 more source

Phytoplankton ecology in the early years of a boreal oil sands end pit lake

open access: yesEnvironmental Microbiome
Background Base Mine Lake (BML) is the first full-scale end pit lake for the oil sands mining industry in Canada. BML sequesters oil sands tailings under a freshwater cap and is intended to develop into a functional ecosystem that can be integrated into ...
Chantel C. Furgason   +3 more
doaj   +1 more source

Penyusunan Perangkat Pembelajaran pada Sub Materi Alga Berdasarkan Struktur Komunitas Fitoplankton di Siantan Hilir [PDF]

open access: yes, 2014
This research aims to study phytoplankton community structure and determine water quality at Siantan Hilir, Kapuas river based on phytoplankton community structure and also to determine the expediency of learning devices based on phytoplankton community ...
Fitrialisma, Y. (Yenny)   +2 more
core  

The Influence of Reservoir Basin Morphometry on Phytoplankton Community Structure [PDF]

open access: yes, 1993
The research protocol was designed to compare three reservoirs with similar physical environments but different morphometry. Three reservoirs on the western edge of the Ozark uplift were selected because of their similar substrate and climatic condition.
Meyer, Richard L., Trost, G. Keith
core   +2 more sources

Make-over in Phytoplankton Community during Lake Enrichment

open access: yes, 2011
The present memoir deals with the upshot of nutrient enrichment on inland waters. Small level functional ecosystems were developed in laboratory by inoculating quantum sufficit of water, soil and planktonic flora. Of some hundred nutrients known to cause eutrophication, five (Ca, Mg, K, N, P) were selected for present study.Different dosages of these ...
Garg, HK, Garg, Jaya
openaire   +1 more source

Role of extracellular carbonic anhydrase in the polar diatom Fragilariopsis cylindrus

open access: yesNew Phytologist, EarlyView.
Summary Diatoms are major primary producers in productive polar oceans, where cold temperatures and high CO2 solubility raise questions as to whether they rely on the CO2‐concentrating mechanism (CCM) to saturate photosynthesis. Knowledge of CCM function will help better predict the sensitivity of diatom primary production to warming and acidifying ...
Meng Li, Jodi N. Young
wiley   +1 more source

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