intraspecific competition


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intraspecific competition

any limited competition within the same species population for a resource such as food. Not all members of the population may be negatively affected by the competition, resulting in differential ability to survive and reproduce (see FITNESS). see COMPETITION.
References in periodicals archive ?
Habitat preferences and intraspecific competition in black-footed ferrets.
2011) to evaluate the utility of browse indices for detecting short-term changes in intraspecific competition following intended management actions.
Evidences at the microscale and mesoscale of density-dependent regulation, such as the intraspecific competition for limited resources (space or food), affecting growth rates and reproductive effort, have been shown in several bivalve species (e.
We hypothesized that diets of mule deer and North American elk would contain more palatable species of forage at low density of elk because of reduced interspecific and intraspecific competition for forages.
Results show that even at high temperature, long photoperiod and high food level, which represent a favorable environment for larval development, intraspecific competition can arise promptly as a consequence of high density of those immature.
Gerald, personal observation) suggests that decreased litter sizes could be a result of intense intraspecific competition for resources.
Inter-and intraspecific competition between the fox species Alopex lagopus and Vulpes vulpes: An evaluation trial under penned conditions.
Of the early life history stages of flatfish, the juvenile phase is thought to be the most susceptible to density-dependent mortality, and intraspecific competition among individuals is thought to lead to decreased survival of extremely strong year classes (Iles and Beverton, 2000).
These results are discussed in terms of intraspecific competition, predation risks and sexual selection.
The purpose of this article is to assess this cross-fertilization of ideas and pay particular attention to intraspecific competition.
Effects of fungal endophytes on interspecific and intraspecific competition in the grasses Festuca arundinacea and Lolium perenne.