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Biology Articles » Zoology » Ichthyology

Ichthyology

Articles on Ichthyology – the branch of zoology that deals with the study of fishes, such as Osteichthyes, Chondrichthyes, and Agnatha


Ichthyology Articles

Duplication of the dystroglycan gene in most branches of teleost fish
The authors unravelled new important molecular genetic details about fish orthologous DGs

Date: 22 Oct 2007, Rating: not rated, 9 pages

Evolution of pigment synthesis pathways by gene and genome duplication in fish
In the present studies, the authors have analyzed genes involved in the biosynthesis of the dark pigment melanin, which is produced by melanophores

Date: 22 Oct 2007, Rating: not rated, 9 pages

Appropriate 'housekeeping' genes for use in expression profiling the effects of environmental estrogens in fish
Attempts to develop a mechanistic understanding of the effects of environmental estrogens on fish are increasingly conducted at the level of gene expression.

Date: 22 Oct 2007, Rating: not rated, 9 pages

Can Fish Intake Predict Chances Of Developing Dementia?
Fish use the threat of punishment to keep would-be jumpers in the mating queue firmly in line and the social order stable, a new study led by Australian marine scientists has found.

Date: 21 Oct 2007, Rating: not rated

'Darwinian Debt' May Explain Why Fish Stocks Don't Recover
This problem has been worrying both scientists and fishery managers who expect stocks to quickly rebound when fishing stops.

Date: 21 Oct 2007, Rating: not rated

Scientists Pinpoint How Fish Save Energy By Swimming In Schools
Using a tank designed to mimic a turbulent waterway, scientists have found that fish use a unique and clever swimming motion to harness the energy of eddies in flowing water.

Date: 21 Oct 2007, Rating: not rated

Genetic Switches Help Fish Adjust To Fresh And Salty Water
UC Davis researchers have discovered two key signals that tell fish how to handle the stress of changing concentrations of salt as they swim through different waters.

Date: 21 Oct 2007, Rating: not rated

Fishing For An Answer: Wild Or Farmed?
You pass up the farm-raised sea bass in the supermarket fish department, and pay a premium for its wild cousin.

Date: 21 Oct 2007, Rating: not rated

A Fishy Change In Diet: McGill Research Shows Fish Eating Junk Food
The junk food phenomenon has hit bottom- the bottom of the St. Lawrence River.

Date: 21 Oct 2007, Rating: not rated

The Curse Of The Carp
Carp must be Australia's most hated fish. Introduced to the River Murray about 20 years ago, they have become such an environmental threat that they now bear the nickname of "river rabbits."

Date: 25 Jul 2006, Rating: 5.77