Results 51 to 60 of about 54,328 (230)

Worldwide Invasions of Centrarchidae: The Dark Side of the Sunfish Family

open access: yesFish and Fisheries, EarlyView.
ABSTRACT Freshwater fish invasions are major drivers of global ecological change, disrupting native biodiversity and ecosystem functions. However, many invasive fish hold significant socioeconomic value, resulting in conflict over their management. Centrarchidae, which are globally distributed and are important for sportfishing and aquaculture, are now
Neil Angelo Abreo   +19 more
wiley   +1 more source

Molecular, cellular and physiological evidences for the anorexigenic actions of nesfatin-1 in goldfish.

open access: yesPLoS ONE, 2010
BackgroundNesfatin-1 is a recently discovered anorexigen encoded in the precursor peptide, nucleobindin-2 (NUCB2) in mammals. To date, nesfatin-1 has not been described in any non-mammalian species, although some information is available in the sequenced
Ronald Gonzalez   +3 more
doaj   +1 more source

The (Elusive) Theory of Everything [PDF]

open access: yes, 2010
Stephen Hawking's work on black holes and the origin of the universe is arguably the most concrete progress theoretical physicists have made toward reconciling Einstein's gravitation and quantum physics into one final theory of everything.
Hawking, Stephen, Mlodinow, Leonard
core  

Discrete-Time Goldfishing

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2011
The original continuous-time "goldfish" dynamical system is characterized by two neat formulas, the first of which provides the $N$ Newtonian equations of motion of this dynamical system, while the second provides the solution of the corresponding initial-value problem.
openaire   +5 more sources

We Need to Talk About Court Custody

open access: yesThe Howard Journal of Crime and Justice, EarlyView.
ABSTRACT Court custody is an overlooked but significant site of incarceration that holds tens of thousands of individuals each year in England and Wales. Providing one of the first scholarly investigations of court custody, we find that insurmountable bureaucratic barriers make it impossible to conduct interview‐based empirical research within court ...
Tom Kemp, Philippa Tomczak
wiley   +1 more source

Comparative study of the histology and Micro-CT scan of the goldfish hood

open access: yesAquaculture and Fisheries
The hood (also known as head growth or wen) is a distinctive feature of goldfish characterized by skin tissue proliferation. The classification of goldfish hood types and the study of the underlying skeletal structure still have substantial gaps in ...
Jinghang Zhang   +4 more
doaj   +1 more source

Occurrence and intensity of parasites in goldfish (Carassius auratus L.) from Guilan province fish ponds, north Iran

open access: yesCroatian Journal of Fisheries, 2016
In this survey 109 specimens of goldfish (Carassius auratus) were collected from Guilan fish ponds during 2012-13. After recording biometric characteristics, common parasitology methods were used.
Roohi Javad Daghigh   +2 more
doaj   +1 more source

A wild‐caught rosy barb Pethia conchonius in a British urban pond underscores the need to prevent aquarium releases

open access: yesJournal of Fish Biology, EarlyView.
Abstract A specimen of rosy barb Pethia conchonius of 51 mm standard length, encountered in an urban pond in London, is reported. This small cyprinid is native to lakes and streams in subtropical regions of southern Asia and is commonly sold as an ornamental fish.
Peter J. Barry   +3 more
wiley   +1 more source

The Influence of Body Size and Hemoglobin Multiplicity on Critical Oxygen Threshold in Red Drum (Sciaenops ocellatus) [PDF]

open access: yes, 2016
Hypoxia is common in marine environments and fishes use a suite of cardiorespiratory adjustments to defend aerobic metabolism, including reducing standard metabolic rate (SMR), the minimum metabolic rate needed to sustain life at a specified temperature,
Pan, Yihang
core   +1 more source

Fish welfare in a changing world: New developments and current challenges

open access: yesJournal of Fish Biology, EarlyView.
Abstract The welfare of non‐human animals is central to ethical discussions on animal use, with increasing attention to fish welfare across research, aquaria, aquaculture, and fisheries. This paper reviews current theoretical approaches to animal welfare and recent advances in defining and assessing fish welfare since the seminal paper by Huntingford ...
Sonia Rey Planellas   +16 more
wiley   +1 more source

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