Amphibian, any of roughly 8,100 vertebrate species known by their ability to exploit both aquatic and terrestrial habitats. The name amphibian, derived from the Greek word meaning ‘living a double life,’ reflects this dual life strategy, but some speci
To explore the status of fish assemblage characteristics and historical changes, investigations on fish assemblage were carried out in the mainstream of the Yellow River in spring(May-June) and autumn(September-November) of 2008.A total of 54 fish species were collected, belonging to 13 families ...
Immunoreactive Endozepine-like Peptides in the Brain and Pituitary of the Atlantic Hagfish, Myxine Glutinosa Endozepines are a family of peptides capable of displacing benzodiazepines from their specific binding sites, to which belong the diazepam-binding inhibito... S.,Candiani,A.,... - 《Hi...
S. J. and Foster,ACJ Vincent - 《Journal of Fish Biology》 被引量: 534发表: 2010年 Seahorses: An Identification Guide to the World's Species and Their Conservation A detailed identification guide to the world's seahorses and background information on their biology, trade and conservation. SA...
Three-year-old female pink salmon had a lower fecundity and a poorer egg quality than 2-year-old females. The major factor controlling the abundance of Lake Superior pink salmon appears to be limited spawning habitat. 展开 关键词: Fish populations lake fisheries fish establishment ...
The vast majority of tropical reef fishes have a sedentary adult phase and pelagic larval phase that is potentially highly dispersive. Dispersal may be fav... C.,Dytham - 《Journal of Fish Biology》 被引量: 18发表: 2003年 Determination of behavioural traits of pure-bred dogs using factor ana...
Factors influencing the charac- teristics of the fish faunas in offshore, deeper waters of permanently-open, seasonally-open and normally-closed estuaries. Estuarine, Coastal and Shelf Science 81, 279e295.Chuwen, B.M., Hoeksema, S.D., Potter, I.C., 2009a. Factors influencing the ...
Studies of fish-community composition were conducted annually in selected reaches (from 100 to 303 meters in length) on seven streams from June 1993 to June 1995 within the Lower Susquehanna River Basin. In 1994, additional reaches were selected on three of the streams, resulting in a total of...
Aggression in English Cocker Spaniels is a common occurrence.Aggression towards people in Cocker Spaniels is more often observed in males than in females.Lack of pedigree or Kennel Club certification resulted in a higher incidence of aggression.Adoption from shelter increased risk of aggression towards...
This study describes the Thukela Banks crustacean and linefish fisheries and investigates the potential impacts of reduced flow from the Thukela River on t... J K Turpiea & S J Lamberthbc - 《South African Journal of Marine Science》 被引量: 34发表: 2010年 Attenuation and Radiation Charact...