Part A: Water quality sampling recording sheet

Date:

Time:

Name of Stream:

Name of Site:

Flow: Nil Base Fresh (Fresh or falling)

Current Weather

Current rainfall: Nil Light Medium Heavy

Wind: Nil Light Moderate Strong

Sky: Sunny Cloudy Overcast

Air temperature (oC):

Water Quality Parameters

Water temperature (oC):

Parameter

Free Chlorine

Total Chlorine

Iron Copper Total Nitrate

Total Nitrite

pH Total Alkalinity

Total Hardness

Digital recording

(ppm)

Test strip recording

(ppm)

Rainfall 24hrs prior to sampling (mm):

Rainfall in the past week (mm):

Rainfall in the past month (mm):

Part B: Macro-Invertebrate sampling recording sheet

Table 1: General observations in the area sampled

OdoursWater odours Stock Sulphurous Chemical Natural/none

Sediment odours

Stock Sulphurous Chemical Natural/none

AlgaeAlgae –

Substrate (Attached to rocks, logs,

gravel)

None Little Moderate A lot

Algae – Water column (Green tinge to water and/or greenish

scum on surface)

None Little Moderate A lot

DebrisSmall woody

debris (Sticks, leaves, bark)

None Little Moderate A lot

Large woody debris (logs,

branches)

None Little Moderate A lot

Root masses (Trees in water, macrophytes)

None Little Moderate A lot

Macrophytes (water plants)Emergent (Above

water layer)None Little Moderate A lot

Submerged (Under water surface)

None Little Moderate A lot

Floating (On water surface)

None Little Moderate A lot

Sediment estimatePlume (Fine sediment when

streambed kicked)

None Little Moderate A lot

Insert summed values form Table 3 above into Table 4 below according to their corresponding symbols.

Part 3: Data analysis questions

Question 1: Why is it important to record current and recent rainfall when sampling water quality?

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Question 2: Did the digital recordings of the water quality parameters differ to the test strip recordings? Suggest reasons for any disparities and discuss how recording data using two methods would impact data reliability.

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Questions 3: Discuss the factors that may have impacted on the reliability of the data collected.

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