Results 61 to 70 of about 7,397,238 (352)

Ichthyoplankton distribution set by different environments shapes in a coastal freshwater lagoon

open access: yesActa Limnologica Brasiliensia
Aim This study aimed to evaluate the spatial and temporal distribution of ichthyoplankton in the Peri Lagoon, a coastal freshwater lagoon in Brazil. Methods Ichthyoplankton samples were collected every two months from June 2008 to April 2010 with 500 µm
Carolina Antonieta Lopes   +2 more
doaj   +1 more source

The River Axe SAP Final Plan [PDF]

open access: yes, 2004
This is the River Axe Salmon Action Plan Final document produced by the Environment Agency in 2004. The River Axe Salmon Action Plan (SAP) has been produced after consideration of feedback from public consultation.

core  

Wild record of an apple snail in the Waikato River, Hamilton, New Zealand and their incidence in freshwater aquaria [PDF]

open access: yes, 2011
We report the discovery of a single specimen of a live apple snail Pomacea diffusa Blume 1957 (Ampullariidae: Prosobranchia), from the Waikato River, Hamilton city, central North Island, New Zealand. This species, along with the congeneric P.
Collier, Kevin J.   +3 more
core   +2 more sources

Microplastics and Nanoplastics in the Freshwater and Terrestrial Environment: A Review

open access: yesWater, 2020
This review is a critical analysis of current freshwater and terrestrial research with an emphasis on transport, behaviour, fate and subsequent ecological impacts that plastic pollution poses.
Kellie Boyle, B. Örmeci
semanticscholar   +1 more source

Coupled Chemical and Mechanical Control of the Pore Size in Carbon Honeycomb Membranes for Water Desalination

open access: yesAdvanced Materials Interfaces, EarlyView.
ABSTRACT The advancement of 3D carbon nanostructures for next‐generation desalination membranes is hindered by limited control of the pore size to ensure effective salt rejection. Chemical functionalization and mechanical modification are known approaches to address the problem, while the combined effect of the two approaches remains unexplored.
Aleksandr S. Voronin   +2 more
wiley   +1 more source

Response of Sex Steroid Hormone Synthesis Substrates in Serum and Testes of Male Tilapia (Oreochromis niloticus) Exposed to Methomyl and Its Recovery Pattern

open access: yesApplied Sciences, 2021
The response of synthetic substrates of sex steroid hormones—cholesterol (CHO), pregnenolone (PREG), and progesterone (PROG)—in the serum and testes of male tilapia (Oreochromis niloticus) to the environmental estrogen pesticide methomyl (0.2, 2, 20, and
Shunlong Meng   +7 more
doaj   +1 more source

Gravel galore: Impacts of clear-cut logging on salmon and their habitats [PDF]

open access: yes, 2002
Timber harvest may have both direct and indirect effects on salmon, and with a few exceptions those effects result in lowered survival of salmon in their stream habitats compared with unlogged forest (Hicks et al. 1991b).
Hicks, Brendan J.
core   +1 more source

Multimedia distributions, bioaccumulation, and trophic transfer of microcystins in the Geum River Estuary, Korea: Application of compound-specific isotope analysis of amino acids [PDF]

open access: yes, 2019
To determine distributions, bioaccumulation, and trophic transfer of freshwater cyanobacterial toxins such as microcystins (MCs), surface water, suspended solids, sediments, and coastal organisms were collected from seven stations in inner and outer ...
신경훈
core   +1 more source

A Comprehensive Review of Waste‐Derived Materials for Solar Still Performance Enhancement

open access: yesAdvanced Materials Interfaces, EarlyView.
Solar desalination reduces energy use and produces freshwater sustainably, but its productivity is limited and cannot meet rising demand. Thus, solar desalination system improvements are sought to boost water productivity. Waste materials are abundantly available and burden the environment, making them low‐cost enhancers for solar desalination systems.
A. S. Abdullah   +6 more
wiley   +1 more source

Ammonia-Oxidizing Bacterial Communities in Tilapia Pond Systems and the Influencing Factors

open access: yesApplied Sciences, 2022
This study investigated ammonia-oxidizing bacterial communities in water and surface sediments of three tilapia ponds and their relationship with differences in the ponds, monthly variations in the water, and the physico-chemical parameters. Samples were
Limin Fan   +6 more
doaj   +1 more source

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