ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
Segnalatore visivo di abboccata da applicare sulla lenza della canna da pesca. Il sistema avverte il pescatore dell'awenuta abboccata del pesce all'amo tramite una doppia segnalazione luminosa stroboscopica ed un segnale acustico per mezzo di un apposito Buzzer.
Background Oestrogenic contaminants are widespread in the aquatic environment and have been shown to induce adverse effects in both wildlife (most notably in fish) and humans, raising international concern. Available detecting and testing systems are limited in their capacity to elucidate oestrogen ...
Background Marine diseases are being increasingly linked to anthropogenic factors including global and local stressors. On the Great Barrier Reef, up to 66% of the Ianthella basta population was recently found to be afflicted by a syndrome characterized by brown spot lesions and necrotic tissue. Methodology/Principal ...
This study aimed at investigating both the individual and combined effects of cadmium (Cd) and arsenate (AsV) on the physiology and behaviour of the Crustacean Gammarus pulex at three temperatures (5, 10 and15°C). G. pulex was exposed during 96 h to (i) two [Cd] alone, (ii) two [AsV] alone, and (iii) ...
Juvenile Chinook salmon, Oncorhynchus tshawytscha, were exposed to simulated high intensity pile driving signals to evaluate their ability to recover from barotrauma injuries. Fish were exposed to one of two cumulative sound exposure levels for 960 pile strikes (217 or 210 dB re 1 µPa2·s SELcum; single ...
Methylmercury (MeHg) is a potent neurotoxin, and human beings are mainly exposed to this pollutant through fish consumption. We addressed the question of whether a diet mimicking the fish consumption of Wayanas Amerindians from French Guiana could result in observable adverse effects in mice. Wayanas ...
We present a unique view of mackerel (Scomber scombrus) in the North Sea based on a new time series of larvae caught by the Continuous Plankton Recorder (CPR) survey from 1948-2005, covering the period both before and after the collapse of the North Sea stock. Hydrographic backtrack modelling suggested ...
Background Community food programs (CFPs), including soup kitchens and food banks, are a recent development in larger settlements in the Canadian Arctic. Our understanding of utilization of these programs is limited as food systems research has not studied the marginalised and transient populations ...
An open-ocean fish-growing platform has a submersible cage structure for growing fish, an antenna for receiving positioning signals transmitted from an external source, a position-correction apparatus for calculating a position error signal from a target geostationary position, and an ocean thermal ...
The present invention relates to a filter unit for cleaning fluids, filter systems comprised of a plurality of said filter units, and the use of the filter unit or of the filter systems for filtering sludge and floating algae from water, or for purifying gases.
A wastewater treatment method includes the steps of supplying a wastewater influent having nutrients for a population of phototactic heterotrophic microorganisms to an aerated bioreactor. At least a portion of the nutrients is converted into the phototactic heterotrophic microorganism population. The ...
Utility packs having a flexible frame system are disclosed and described herein. A plurality of flexible frame members engage guides in the pack body to provide the pack with a resilient structure, and to further provide content protection and accessibility. Packs in accordance with various embodiments ...
The invention relates to a fish hook remover (1) to help the removal of a fish hook embedded in a human body part, said fish hook being provided with a barbed portion, a curved portion and a shank portion having an extremity, wherein said fish hook remover comprises: - a base (3), - an engaging member ...
A fishing spinning reel includes: a spool (3); a rotor (2) for the winding of a fishing line around the spool by means of a line guiding portion; an oscillation mechanism (10) having an oscillation gear (14) and adapted to convert the rotary motion of a handle (5) into back-and-forth reciprocating motion ...
This invention relates to a method and apparatus for repelling aquatic creatures The device comprises at least one first and one second electrode connected in a circuit and adapted for immersion in a body of water, such that the water completes the circuit The device further compnses two or more discretely ...
Device for use with electrofishing, comprising an electrode (2) that has been made of an electrical conductor (3) that has been partially covered with an insulator (4), wherein the electrical conductor (3) distributed along its length is at at least one position free of insulator (4). Furthermore the ...
Nuclear magnetic resonance spectroscopy was employed to obtain information about the changes occurring in Bogue (Boops boops) fish during storage. For this purpose, 1H-NMR spectra were recorded at 600 MHz on trichloroacetic acid extracts of fish flesh stored over a 15 days period both at 4 °C and on ...
The present invention relates to a concentration- and purification method for compositions containing phytanic acid and/or derivatives thereof besides other fatty acids and/or their derivatives, preferably besides polyunsaturated fatty acids and/or their derivatives, such as esters or salts. With the ...
Nutritional compositions and methods of making and using the nutritional compositions are provided. In a general embodiment, the present disclosure provides a nutritional composition including one or more exogenous nucleotides.