{"thcode":2,"term":{"code":978,"name":"relative abundance analysis","parent":189,"scope":"Determination of the percentage of individuals of one group in comparison to the total of all individuals in a given area."},"uf":[],"bt":[{"code":189,"name":"computational methods","parent":734,"scope":"Mathematical techniques used to analyze numerical data."},{"code":734,"name":"methods","parent":1,"scope":"Techniques, methods, procedures, or strategies for research, management, collection, or analysis of scientific information in USGS."},{"code":1,"name":"Categories","parent":null,"scope":"Thematic terms for categorizing information resources.  This thesaurus is intended to support finding and understanding scientific information."}],"nt":[],"rt":[{"code":317,"name":"ecosystem monitoring","parent":375,"scope":"Recording, evaluating, and actively intervening over time in the interaction of living and nonliving elements in a specific environment."},{"code":921,"name":"population and community ecology","parent":1174,"scope":"Interactions of a single species (population) or an association of different species (community) occupying a particular region, including their biotic and abiotic environments."}]}