Survivorship curve
- Pronunciation
- /SUR-viv-or-ship CURV/
- Category
- Ecology
Definition
A graphical representation of the survival rate of a population over time. It illustrates the proportion of individuals that survive from birth to death within a given period.
Etymology
From 'survival' and 'curve'.
Example
A type I survivorship curve is characteristic of organisms with low juvenile mortality.
Related Terms
- Mortality
- Life history
- Cohort
Usage Notes
Survivorship curves are categorized into different types based on the shape of the curve, reflecting the pattern of mortality within a population.