Redfield ratio
E523536
The Redfield ratio is a canonical stoichiometric relationship describing the consistent atomic proportions of carbon, nitrogen, and phosphorus found in marine organic matter and dissolved nutrients in the ocean.
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
biogeochemical ratio
ⓘ
oceanographic concept ⓘ stoichiometric relationship ⓘ |
| acknowledges | regional deviations from canonical stoichiometry ⓘ |
| appliesPrimarilyTo | open ocean conditions ⓘ |
| appliesTo |
dissolved nutrients in the ocean
ⓘ
marine organic matter ⓘ |
| assumes | relatively constant elemental composition of marine organic matter ⓘ |
| characterizes |
average composition of dissolved inorganic nutrients in the open ocean
ⓘ
average composition of marine particulate organic matter ⓘ average composition of marine phytoplankton ⓘ |
| contrastedWith | variable stoichiometry in coastal and upwelling regions ⓘ |
| describes | stoichiometric relationship of carbon, nitrogen, and phosphorus in marine systems ⓘ |
| field |
biological oceanography
ⓘ
chemical oceanography ⓘ marine biogeochemistry ⓘ |
| hasApproximateMassRatio | C:N:P ≈ 41:7:1 ⓘ |
| hasCanonicalAtomicRatio | C:N:P = 106:16:1 ⓘ |
| hasCarbonToNitrogenRatio | C:N = 106:16 ⓘ |
| hasCarbonToPhosphorusRatio | C:P = 106:1 ⓘ |
| hasNitrogenToPhosphorusRatio | N:P = 16:1 ⓘ |
| hasTypicalUnit | molar ratio ⓘ |
| historicalPublicationYear | 1934 ⓘ |
| implies | fixed relationship between nutrient consumption and organic matter production in the open ocean ⓘ |
| influences |
design of ocean fertilization experiments
ⓘ
interpretation of nutrient uptake measurements ⓘ parameterization of ecosystem models ⓘ |
| namedAfter | Alfred C. Redfield NERFINISHED ⓘ |
| refinedInPublicationYear | 1958 ⓘ |
| relatedTo |
biological pump
ⓘ
global carbon cycle ⓘ nitrogen cycle ⓘ nutrient limitation theory ⓘ phosphorus cycle ⓘ |
| supports | link between ocean nutrient inventories and biological processes ⓘ |
| usedFor |
constraining global biogeochemical models
ⓘ
estimating export production from nutrient data ⓘ estimating nutrient limitation in the ocean ⓘ interpreting ocean nutrient distributions ⓘ modeling marine primary production ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Alfred C. Redfield