AN006

Attributes in entity 10: Conditions & parameters for calculations of ecosystem metabolism		Details
1. DBCODE Definition: Database Code Domain: enum
2. ENTITY Definition: Entity number Units: number Domain: range (minimum = 10.  maximum = 10.)
3. SITEID Definition: Abbreviation assigned to each study site Domain: place
4. SAMPLEDATE Definition: Date sample collected Units: date as date type Domain: range (minimum = May 13 2003  maximum = Feb 23 2006)
5. NUMBERPROBES Definition: Number of datalogging sensor sondes used Units: number Domain: range (minimum = 1.  maximum = 3.)
6. DO_INTERVALMEASUREMENT Definition: Programed interval at which dissolved oxygen measured Units: number of minutes of time Domain: range (minimum = 5.  maximum = 15.)
7. REACHLENGTH_METABOLISM Definition: Stream length for metabolism measurements Units: meters Domain: range (minimum = 20.  maximum = 550.)
8. MEANWETWITHMETABOLISM Definition: Channel average wetted width over metabolism reach Units: meters Domain: range (minimum = 0.53  maximum = 7.92)
9. MEANDEPTHMETABOLISM Definition: Channel average depth over metabolism reach Units: meters Domain: range (minimum = 0.01  maximum = 0.38)
10. DISCHARGE_MEAN Definition: Average stream discharge over metabolism reach Units: liters per second Domain: range (minimum = 0.5  maximum = 275.5)
11. DISCHARGE_TOPTOBOTTOM Definition: Change in stream discharge from top of metabolism reach to bottom Units: liters per second Domain: range (minimum = -40.0  maximum = 332.0)
12. REACHTRAVELTIME Definition: Travel time of water through metabolism reach Units: number of minutes of time Domain: range (minimum = 5.0  maximum = 432.0)
13. OXYGENREAERATIONCOEFFICIENT_1 Definition: Coefficient of oxygen reaeration for metabolism reach, direct measurement (per meter) Units: number Domain: range (minimum = 0.0000  maximum = 0.0805)
14. OXYGENREAERATIONCOEFFICIENT_2 Definition: Coefficient of oxygen reaeration for metabolism reach, corrected for reach length & travel time (per minute) Units: number Domain: range (minimum = 0.0000  maximum = 0.2719)
15. TEMPERATURE_REAERATION Definition: Stream temperature when reaeration coefficient determined Units: degrees Celsius Domain: range (minimum = 9.78  maximum = 32.00)
16. TIMESUNRISE Definition: Time of sunrise (HH:MM) at metabolism site Domain: freetext
17. TIMESUNSET Definition: Time of sunset (HH:MM) at metabolism site Domain: freetext
18. UP_MEANFRACDOSATAIR_PRE Definition: Mean fraction of dissolved oxygen in air prior to deployment for upstream sonde Units: number Domain: range (minimum = 0.0000  maximum = 1.0655)
19. UP_MEANFRACDOSATAIR_POST Definition: Mean fraction of dissolved oxygen in air after deployment for upstream sonde Units: number Domain: range (minimum = 0.0000  maximum = 1.0884)
20. DOWN_MEANFRACDOSATAIR_PRE Definition: Mean fraction of dissolved oxygen in air prior to deployment for downstream sonde Units: number Domain: range (minimum = 0.9107  maximum = 1.0649)
21. DOWN_MEANFRACDOSATAIR_POST Definition: Mean fraction of dissolved oxygen in air after deployment for downstream sonde Units: number Domain: range (minimum = 0.7110  maximum = 1.1869)
22. NOTES Definition: Notes from sites or metadata coordinator Domain: freetext