Results 111 to 120 of about 162,994 (308)

KORELASI NUTRIEN TERLARUT DENGAN STRUKTUR KOMUNITAS PLANKTON DI TAMBAK MANGROVE BLANAKAN, KAB. SUBANG

open access: yesJournal of Natural Resources and Environmental Management, 2012
Research potential of nutrients and their effects on plankton in the pond was done in mangrove [tambak terbuka (TB), tambak tumpangsari (TS), tambak tanah timbul (TT) and tambak perhutani (TP)] Blanakan. Data collection was dissolved nutrients (ammonium,
Joni Haryadi, Hadiyanto Hadiyanto
doaj   +1 more source

Nearshore marine ecology at Hutchinson Island, Florida: 1971-1974. VI. plankton dynamics, 1971-1973, VII. phytoplankton 1971-1973, VIII. zooplankton, 1971-1973, IX. diel plankton, 1973-1974, X. benthic algae species list [PDF]

open access: yes, 1979
(Document has 122 pages.
Glass, Brian M.   +6 more
core  

The influence of rivers on seabird foraging ecology

open access: yesBiological Reviews, EarlyView.
ABSTRACT Rivers act as vital arteries to the world's oceans, delivering fresh water and nutrients that sustain marine ecosystems. Globally, river flow increasingly is being altered by climate change and anthropogenic pressures; yet the significance of rivers to predatory marine species, such as seabirds, and the extent to which river‐related changes ...
Julia B. Morais   +2 more
wiley   +1 more source

Characterizing and Implementing the Hamamatsu C12880MA Mini-Spectrometer for Near-Surface Reflectance Measurements of Inland Waters

open access: yesSensors
In recent decades, inland water remote sensing has seen growing interest and very strong development. This includes improved spatial resolution, increased revisiting times, advanced multispectral sensors and recently even hyperspectral sensors.
Andreas Jechow   +13 more
doaj   +1 more source

Fear of grazing rivals the toxin‐inducing effects of nutrients in two marine harmful algae – a meta‐analysis

open access: yesBiological Reviews, EarlyView.
ABSTRACT One of the major subfields of chemical ecology is the study of toxins and how they mediate interactions between organisms. Toxins produced by harmful algae (phycotoxins) impact a wide variety of organisms connected to the marine food web. Significant research efforts have thus aimed to identify the ecological and evolutionary drivers behind ...
Milad Pourdanandeh, Erik Selander
wiley   +1 more source

Seasonal variability of meroplankton in the Gulf of Gdańsk, Southern Baltic Sea

open access: yesScientific Reports
Meroplankton consists of the larvae of fish and benthic organisms, and plays a crucial role in linking pelagic and benthic ecosystems. However, research on zooplankton in the Baltic Sea has usually focused on holoplankton; thus, there are still ...
Adam Makatun, Agata Weydmann-Zwolicka
doaj   +1 more source

Linking stage-resolved population models with field observations: an integrated approach on population dynamics of Pseudocalanus elongatus in the German Bight. [PDF]

open access: yes, 2012
The population dynamics of Pseudocalanus elongatus have been investigated within the framework of the GLOBEC-Germany project to gain a better understanding of its life cycle and population dynamics and to estimate secondary production in the North Sea.
Hirche, Hans-Jürgen   +4 more
core  

Synthesis of a π‐Extended Phenazine Diimide Derivative and Characterization of Its Closed‐Shell Reduced States

open access: yesChemistry – A European Journal, EarlyView.
In this work, the synthesis and characterization of novel π‐extended phenazine diimides is reported. The derivatives undergo differential reduction to a dihydrophenazine or Meisenheimer form depending on the reaction conditions employed. The outcome of this work highlights the paramount importance of structural design in determining the nature of the ...
Francesco Rigodanza   +7 more
wiley   +1 more source

Effects of different types of fertilizers on plankton productivity in earthen ponds [PDF]

open access: yes, 2003
Three fertilizer types (NPK, Super-phosphate and cow dung) were applied at two levels (Low, 0.3 kg/25m super(2)/2weeks and High, 0.7kg/25 m super(2)/2weeks) to 12 ponds with two ponds serving as control.
Kolo, R.J., Mani, I.A., Musa, H.A.
core  

Embryonic development of the Mediterranean starfish Hacelia attenuata

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Starfish play essential ecological roles as predators and ecosystem regulators; however, detailed developmental descriptions exist for only a handful of species, none of which are from the Mediterranean Sea. Results In this study, we provide the first full account of the development of the Mediterranean starfish Hacelia attenuata ...
Silvia Caballero‐Mancebo   +3 more
wiley   +1 more source

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