Results 31 to 40 of about 856,392 (338)

occumb: An R package for site occupancy modeling of eDNA metabarcoding data

open access: yesPopulation Ecology, EarlyView.
This study introduces a new R package, occumb, for the convenient application of site occupancy modeling using environmental DNA (eDNA) metabarcoding data. We outline a data analysis workflow, including data setup, model fitting, model assessment, and comparison of potential study settings based on model predictions, all of which can be performed using
Keiichi Fukaya, Yuta Hasebe
wiley   +1 more source

Frame survey of Kainji Lake, northern Nigeria, 1996 [PDF]

open access: yes, 1997
Since 1993, annual frame surveys have been conducted by the Nigerian-German Kainji Lake Fisheries Promotion Project to determine the distribution and number of fishing localities, fishing canoes and fishing gears around Kainji Lake, Nigeria.
Abayomi, O.S., Du-Feu, T.A.
core  

Infection Models for Pine Wilt Disease on the Basis of Vector Behaviors

open access: yesPopulation Ecology, EarlyView.
Infection models for pine wilt disease without vector density were built to estimate the transmission coefficient of the pathogenic nematode. The models successfully simulated the annual change in the density of infected trees for four pine stands. ABSTRACT Pine wilt disease is caused by the pinewood nematode (Bursaphelenchus xylophilus Steiner et ...
Katsumi Togashi
wiley   +1 more source

Fisheries statistical bulletin, Kainji Lake, northern Nigeria, 1997 [PDF]

open access: yes, 1998
The bulletin presents summary tables and charts on levels of fishing activity, fishing effort, yields and economic values of yields for the fisheries of Kainji Lake, Nigeria for the year 1997.

core  

Spatial and Temporal Dynamics of Bentho-Demersal Communities From Bottom Trawl Across the Moroccan Mediterranean Coast in Relation to Environmental Conditions: Implications for Fisheries Management

open access: yesScientifica
Understanding the temporal and spatial patterns, as well as habitat preferences, of marine communities is crucial for interpreting ecosystem functioning and effectively protecting marine organisms’ resources. In this paper, we investigated the changes in
Douaa Slimani   +10 more
doaj   +1 more source

The Plasticity of Acipenser Baeri (Brandt, 1869) Species Expressed in Technological Bio-Indicators in Different Breeding Systems

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
The undergoing of two experiments of breeding Acipenser baeri seedlings, in two intensive systems of sturgeon growing, placed in different locations, led to the establishment of sturgeons’ growing rates and of their survival percentages.
Neculai Patriche   +8 more
doaj  

Fishing Can Turn Big Fish Into Small Fish [PDF]

open access: yesFrontiers for Young Minds, 2020
People affect animals and plants all over the world. One example is by fishing. Fishing selects fish with unique traits. First, fishers take large fish out of the water. So, populations become small and have only small fish left in them. These fish have babies for the first time when they are younger and smaller.
Diaz Pauli, B.   +2 more
openaire   +3 more sources

Disruption of SETD3‐mediated histidine‐73 methylation by the BWCFF‐associated β‐actin G74S mutation

open access: yesFEBS Letters, EarlyView.
The β‐actin G74S mutation causes altered interaction of actin with SETD3, reducing histidine‐73 methylation efficiency and forming two distinct actin variants. The variable ratio of these variants across cell types and developmental stages contributes to tissue‐specific phenotypical changes. This imbalance may impair actin dynamics and mechanosensitive
Anja Marquardt   +8 more
wiley   +1 more source

An Independent Review of the E.U. Illegal, Unreported, and Unregulated Regulations [PDF]

open access: yes, 2012
Illegal, unregulated and unreported (IUU) fishing refers to fishing activities that do not comply with national, regional, or international fisheries conservation or management legislation or measures .
Indrani Lutchman   +2 more
core  

The Influence of Wintering on Macronutrients in Fish Meat, in Species from a Wild Habitat

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
To determine the macronutrient variations in fish meat at the end of the winter period compared to the start of wintering, 7 species from the Danube River were fished (Abramis brama, Ballerus sapa, Barbus barbus, Blicca bjoerkna, Gymnocephalus schraetser,
Marcel Daniel Popa   +5 more
doaj  

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