Duck Families and Tribes

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Author:
cwolf3
ID:
64200
Filename:
Duck Families and Tribes
Updated:
2011-02-06 16:34:20
Tags:
waterfowl ducks scientific names
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Description:
Waterfowl families and tribes from Baldassarre and Bolden, 2006
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  1. Waterfowl Classification
    • Order: Anseriformes
    • Family Anhimidae
    • Family Anseranatidae
    • Family Anatidae
  2. Family Anhimidae
    • Screamers
    • 3 species, South America
    • Non-migratory, wetland species
    • molt flight-feathers sequentially, no flightless period
  3. Family Anseranatidae
    • monotypic: Magpie Goose, Austrailia
    • molt flight-feathers sequentially
    • males mate with 2 highly-related females for life
    • colonial nesters
  4. Family Anatidae
    • largest family
    • 5 subfam, 13 tribes, 51 genera, 171 species
    • - forward 3 toes are webbed
    • - flattened bill with lamela grooves for straining
    • - "dertrum" tipped bill
    • - synchronous flightless flight-feather molt
    • - worldwide except antarctica
  5. Subfamily Dendrocygninae
    Whislting Ducks and Allies

    • Tribe Dendrocygnini
    • 1 genus, 8 species Whislting ducks and Tree ducks
    • - pantropical
    • - no sexual dimorphism
    • - male and female share incubation, do not line nests with down
    • - cavity nesters close-to and away-from water

    • Tribe Thalassornithini
    • monotypic: White-Backed duck
  6. Subfamily Anserinae
    • Geese and Swans
    • - highly social
    • - plumage and vocalizations similar between seconds
    • - sexual maturity at 2-3 years old, juvies are not completely developed at first migration and need to learn from adults
    • - females build nest and incubate, both parents brood
    • - strong family unit links
    • - single annual molt follows breeding season right before migration

    • Tribe Cereopsini
    • - monotypic, Cape Barren Goose, Austrailia

    • Tribe Anserini
    • - True Geese, 2 genera

    • Tribe Cygnini
    • - Swans, 2 genera
    • - all species are white, function of territorial spacing in the tundra
  7. Subfamily Stictonettinae
    • monotypic: Freckled Duck
    • - Austrailian, small numbers, little known about species, secretive
  8. Subfamily Tadorninae
    • Shelducks and allies
    • - worldwide except ne-arctic
    • - 3 tribes, 11 genera, 24 species
    • - all have wingspurs and are aggressive

    • Tribe Merganettini
    • -Torrent ducks and allies- fast moving rivers and streams, hard to id
    • - Blue Duck- New Zealand, endangered, fast-flowing streams
    • - Streamer ducks
    • - coast of S. America
    • - move quickly over water, highly adapted to marine environments
    • - very territorial and aggressive
    • - Torrent ducks
    • - S. American, high elevations in the Andes mountains

    • Tribe Plectropterini
    • -3 species, old world and new world

    • Tribe Tadornini
    • -True Shelducks and Sheldgeese
    • - worldwide except N. America
    • - blunt spurs on wings
    • - all grazers, similar to geese in N. America
  9. Subfamily Anatinae
    • -5 tribes, 32 genera, 112 species
    • - worldwide
    • - 2 annual molts
    • - typically sexually dimorphic
    • - fairly elaborate courtship displays

    • Tribe Malcorhynchini
    • Tribe Anatini
    • Tribe Aythyini
    • Tribe Mergini
    • Tribe Oxyurini
  10. Tribe Malcorhynchini
    • -2 species
    • - Pink-eared duck, Austrailian interior, oppurtunistic breeders following water availability
    • - Salvadori's duck- high altitude, fast-moving streams in New Guinea, compete with trout for inverts
  11. Tribe Anatini
    • -Surface-Feeding/Dabbling ducks
    • - largest tribe, 11 genera, 62 species
    • - extremely diverse requirements for life and habitats
    • - generally feed in water <25 cm deep
    • - tip up and feed, need to be able to reach food
    • - legs built for swimming- close to center of the body, not good divers
    • - usually freshwater especially while breeding, but may winter in coastal estuaries
    • - 2 annual molts: pre-basic (non-breeding eclipse plumage) and pre-alternate (breeding plumage)
    • - most have irridescent speculum
    • - adults sexually dimorphic
    • - seasonal pair-bonds, complex courtship displays
  12. Tribe Aythyini
    • Diving ducks ("Pochards")
    • - 5 genera, 17 species
    • - stout, heavy-bodied, high wing-load
    • - run on water to take off
    • - sexually dimorphic, courtship displays
    • - nest over water in imergent vegetatiion
    • - some nest on dry land (scaup and redheads)
    • - mostly freshwater but large numbers winter in the Gulf of MX
    • - mostly vegetarian
    • - feed in water 1.5m or deeper
  13. Tribe Mergini
    • Sea Ducks (also dive)
    • - 10 genera, 22 species
    • - extinct: Labrador duck- due to commercial harvest, early 1800s
    • - extinct: Aukland Island Merganser- due to hunting and introduction of exotic mammalian predators
    • - large birds, very accomplished divers
    • - Oldsquaw captured in nets as deep as 55m, impressive pressure adaptations
    • - feed primarily on fish and inverts
    • - mature at 2-3 years of age
    • - nest in sheltered areas: rock and tree cavaties
  14. Tribe Oxyurini
    • Stiff-Tailed Ducks (Ruddy ducks)
    • - 4 genera, 6 species
    • - freshwater marshes worldwide, nest over water
    • - 1 species is a nest parasite
    • - Musk Duck- Austrailia, only duck species that displays in leks
    • - rigid retrocies and short tail coverts
    • - divers, rear-situated legs, don't walk well on land
    • - flat blue bill
  15. "Whistling ducks"
    • Subfamily Dendrocygninae
    • Tribe Dendrocygnini
  16. White-backed duck (monotypic)
    • Subfam Dendrocygninae
    • Tribe Tharassornithini
  17. Cape Barren goose (monotypic)
    • Subfamily Anserinae
    • Tribe Cereopsini
  18. "True geese"
    • Subfamily Anserinae
    • Tribe Anserini
  19. "Swans"
    • Subfamily Anserinae
    • Tribe Cygnini
  20. Freckled duck (mono tribe and species)
    Subfamily Strictonettinae
  21. "Torrent ducks"
    • Subfamily Tadorninae
    • Tribe Merganeltini
  22. "Pied Shelducks"
    • Subfamily Tadorninae
    • Tribe Plectropterini
  23. "True Sheldgeese and Shelducks"
    • Subfamily Tadorninae
    • Tribe Tadornini
  24. Salvadori's duck and Pink-eared duck
    • Subfamily Anatinae
    • Tribe Malacorhynchini
  25. "surface-feeding (dabbling) ducks"
    • Subfamily Anatinae
    • Tribe Anatini
  26. "Pochards"
    • Subfamily Anatinae
    • Tribe Aythyini
  27. "sea ducks
    • Subfamily Anatinae
    • Tribe Mergini
  28. "stiff-tailed ducks"
    • Subfamily Anatinae
    • Tribe Oxyurini

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