Aythya ferina

Classifications [top]

List of Habitats:

5	Wetlands (inland)
5.1	Wetlands (inland) - Permanent Rivers/Streams/Creeks (includes waterfalls)
5.4	Wetlands (inland) - Bogs, Marshes, Swamps, Fens, Peatlands
5.5	Wetlands (inland) - Permanent Freshwater Lakes (over 8ha)
5.7	Wetlands (inland) - Permanent Freshwater Marshes/Pools (under 8ha)
5.14	Wetlands (inland) - Permanent Saline, Brackish or Alkaline Lakes
5.16	Wetlands (inland) - Permanent Saline, Brackish or Alkaline Marshes/Pools
9	Marine Neritic
9.2	Marine Neritic - Subtidal Rock and Rocky Reefs
9.3	Marine Neritic - Subtidal Loose Rock/pebble/gravel
9.4	Marine Neritic - Subtidal Sandy
9.5	Marine Neritic - Subtidal Sandy-Mud
9.7	Marine Neritic - Macroalgal/Kelp
9.9	Marine Neritic - Seagrass (Submerged)
9.10	Marine Neritic - Estuaries
13	Marine Coastal/Supratidal
13.4	Marine Coastal/Supratidal - Coastal Brackish/Saline Lagoons/Marine Lakes
15	Artificial/Aquatic & Marine
15.1	Artificial/Aquatic - Water Storage Areas (over 8ha)
15.5	Artificial/Aquatic - Excavations (open)
15.6	Artificial/Aquatic - Wastewater Treatment Areas

List of Threats:

1	Residential & commercial development
1.1	Housing & urban areas
5	Biological resource use
5.1	Hunting & trapping terrestrial animals
5.1.1	Intentional use (species is the target)
5.1.2	Unintentional effects (species is not the target)
5.4	Fishing & harvesting aquatic resources
5.4.3	Unintentional effects: (subsistence/small scale)
6	Human intrusions & disturbance
6.1	Recreational activities
7	Natural system modifications
7.2	Dams & water management/use
7.2.8	Abstraction of ground water (unknown use)
8	Invasive & other problematic species & genes
8.1	Invasive non-native/alien species
8.1.2	Named species
9	Pollution
9.3	Agricultural & forestry effluents
9.3.1	Nutrient loads

Citation:	BirdLife International 2012. Aythya ferina. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 21 May 2013.
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