if filtering later GF/F filter is blown (within 4 hours): filtered volume dry with a 60mL opaque 500 mL or must be syringe and stored in chlorophyll larger bottle a sufficient to the dark (foil (extracted, fluorometric (HDPE, HDPC, or 28 days provide wrapped), on ice; “color” analysis) on the filter pad; transferred to -20°C rinsed 3 with 10 mL to 180 mL freezer within 12 surface water; stored hours on ice if saving for later: opaque or read immediately or collect 50 mL; transparent store on ice, warm only a few drops turbidity 60 mL or larger bottle to ambient air are required 48 hours (turbidimeter) (HDPE, HDPC, or temperature before note this same sample – analyzing may also be used for salinity rinsed 3 times with do not freeze surface water HDPE: plastic bottle, high density polyethylene HDPC: plastic bottle, high density polycarbonate Assessment Type: Secchi Depth (NA = not applicable) Container Type(s) and Minimum Sample Maximum Holding Parameter(s) Sample Preservation Preparation Quantity Time transfer to digital format, maintain GPS coordinates in situ 1 / station NA back-up copies of digital data transfer to digital format, maintain station depth in situ 1 / station NA back-up copies of digital data transfer to digital format, maintain Secchi depth in situ 3 / station NA back-up copies of digital data Assessment Type: Macrophyte Abundance (NA = not applicable) Container Type(s) and Minimum Sample Maximum Holding Parameter(s) Sample Preservation Preparation Quantity Time transfer to digital format, maintain GPS coordinates in situ 1 / station NA back-up copies of digital data transfer to a macrophyte digital photos 1 / sample computer, upload to NA abundance online datasheet
chlorophyll a (extracted, fluorometric analysis) if filtering later (within 4 hours): opaque 500 mL or larger bottle (HDPE, HDPC, or rinsed 3 with surface water; stored on ice filtered volume must be sufficient to provide “color” on the filter pad; 10 mL to 180 mL GF/F filter is blown dry with a 60mL syringe and stored in the dark (foil wrapped), on ice; transferred to -20°C freezer within 12 hours 28 days turbidity (turbidimeter) if saving for later: opaque or transparent 60 mL or larger bottle (HDPE, HDPC, or rinsed 3 times with surface water collect 50 mL; only a few drops are required note – this same sample may also be used for salinity read immediately or store on ice, warm to ambient air temperature before analyzing do not freeze 48 hours HDPE: plastic bottle, high density polyethylene HDPC: plastic bottle, high density polycarbonate Assessment Type: Secchi Depth (NA = not applicable) Parameter(s) Container Type(s) and Preparation Minimum Sample Quantity Sample Preservation Maximum Holding Time GPS coordinates in situ 1 / station transfer to digital format, maintain back-up copies of digital data NA station depth in situ 1 / station transfer to digital format, maintain back-up copies of digital data NA Secchi depth in situ 3 / station transfer to digital format, maintain back-up copies of digital data NA Assessment Type: Macrophyte Abundance (NA = not applicable) Parameter(s) Container Type(s) and Preparation Minimum Sample Quantity Sample Preservation Maximum Holding Time GPS coordinates in situ 1 / station transfer to digital format, maintain back-up copies of digital data NA macrophyte abundance digital photos 1 / sample transfer to a computer, upload to online datasheet NA
b_general_qapp_adoption_form_uws-v2017jan13.docx