what type of survivorship curve do sea turtles have
journal article
Ecology
Published By: Wiley
https://doi.org/10.2307/2680062
https://www. jstor .org/steady/2680062
Although clonal organisms overlook many habitats, relatively little is known about their human ecology in comparison to the more than close unitary species commonly studied by ecologists. While studies of the population dynamics of clonal species are becoming more common, and methods have lately been industrial to analyze their demography in more detail, there have been hardly a attempts to calculate such parameters as survivorship and expected leftover life-span (ERL) of ramets for these species. I use published microscope stage-class passage probability matrices to compare the human ecology of clonal and aclonal species. Clonal species tend to have an increase in their ERL as they increase in size, whereas most aclonal species feature a peak in ERL at intermediate sizes which decreases for larger individuals. These patterns argue that, while aclonal species tend to experience senescence, it is less democratic for organism species even at the ramet take down. Patterns in Genet survivorship are inferior distinct, with type Cardinal survivorship predominating for clonal species, but also being common for aclonal species. Many another aclonal species have a "mixed" survivorship curve, which starts out as type III, but becomes type I later in life, indicating high juvenile mortality followed by low adult death rate and yet aging. Generally, case III survivorship was related with an increasing ERL, type II with a constant ERL, and intermingled with a peaked ERL. The only species with a typical type I survivorship curve was aclonal and had a mixed ERL, first decreasing and so stretch a peak before declining once again.
Ecology publishes articles that report on the basic elements of bionomic research. Emphasis is placed along concise, clear articles documenting important ecological phenomena. The journal publishes a broad array of research that includes a rapidly expanding envelope of branch of knowledg matter, techniques, approaches, and concepts: paleoecology through present-day phenomena; evolutionary, population, physiological, community, and ecosystem ecology, as well every bit biogeochemistry; inclusive of synchronal, comparative, empirical, mathematical, statistical, and knowledge domain approaches.
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what type of survivorship curve do sea turtles have
Source: https://www.jstor.org/stable/2680062
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