BIOSPHERIC INDICATORS
type: Concept

HYPOXIC CONDITIONS
type: Concept
alternative label: Hypoxic Events
alternative label: Hypoxic Zones
change note: 2019-04-03 10:55:22.0 [tstevens] Insert Concept add broader relation (HYPOXIC CONDITIONS [853c3456-5397-4e16-ba67-51e4f4205db5,368607] - BIOSPHERIC INDICATORS [76943142-e5a9-4ecf-b496-050dd3d97101,87035]);
definition: In ocean and freshwater environments, hypoxic conditions occur when dissolved oxygen concentration is depleted to a certain low level below which aquatic organisms, especially immobile species such as oysters and mussels, endure severe stress or die.​​ Hypoxic conditions can occur naturally but are often the consequence of excessive nutrient input from human activities.
in scheme: sciencekeywords