1. APHA (2005) Standard methods for the examination of water and wastewater, 19th edn. American Public Health Association Inc, Washington, DC
2. Balachandran KK (2001) Chemical Oceanographic studies of the coastal waters of Cochin. PhD Thesis, Cochin University of Science and Technology, India
3. Balachandran KKK, Jayalakshmy V, Laluraj CM, Nair M, Joseph T, Sheeba P (2008) Step-up multiple regression model to compute chlorophyll α in the coastal waters off Cochin, southwest coast of India. Environ Monit Assess 139:217–226
4. Bayrami A, Abtahi B, Farajzadeh M, Mohammadi M, Rahnama M, Haghdost M (2003) Measuring water salinity and major ions in the southeastern Caspian. J Mar Sci Technol 2:21–28 (In Persian)
5. Bierman P, Lewis M, Ostendorf B, Tanner J (2011) A review of methods for analysing spatial and temporal patterns in coastal water quality. Ecol Indic 11:103–114