Nutrients are chemicals essential for life.
Slide 7 of 13 Nutrients are chemicals essential for life. Major nutrients in the sea are compounds of nitrogen, phosphorus and silicon. Concentration of nutrients vary greatly over time and because of this they are considered a nonconservative property of the sea. Nutrients and Organics Marine organic compounds occur in low concentrations and consist of large complex molecules, such as fat, proteins, carbohydrates, hormones and vitamins, produced by organisms or through decay.