Bulimba Creek - Geography bibliographies - in Harvard style

In-text: (Biologist, 2018)

Your Bibliography: Biologist, A., 2018. Low Dissolved Oxygen and impact to Fish | Aqua Sierra, Inc.. [online] Aqua-sierra.com. Available at: <http://www.aqua-sierra.com/causes-of-low-dissolved-oxygen-and-impact-to-fish/> [Accessed 5 June 2018].

In-text: (Dissolved Oxygen - Environmental Measurement Systems, 2017)

Your Bibliography: Environmental Measurement Systems. 2017. Dissolved Oxygen - Environmental Measurement Systems. [online] Available at: <https://www.fondriest.com/environmental-measurements/parameters/water-quality/dissolved-oxygen/> [Accessed 5 June 2018].

In-text: (Howard Perlman, 2016)

Your Bibliography: Howard Perlman, U., 2016. Turbidity - Water Properties, USGS Water Science School. [online] Water.usgs.gov. Available at: <https://water.usgs.gov/edu/turbidity.html> [Accessed 5 June 2018].

In-text: (Mr. Brian Oram, 2018)

Your Bibliography: Mr. Brian Oram, P., 2018. Water Research Center - Phosphate in Water. [online] Water-research.net. Available at: <https://www.water-research.net/index.php/phosphate-in-water> [Accessed 5 June 2018].