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Humpback Whale

SCIN401 Conservation Ecology Presentation
by

Christine Neidel

on 22 June 2015

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Transcript of Humpback Whale

Evolutionary History
Kingdom
- Animalia (multicellular, hetertroph)
Phylum
- Chordata (bilateral symmetry, three germ layers, complete digestive system)
Subphylum
- Vertebrata (bony endoskeleton, two- to four-chambered heart)
Class
- Mammalia (hair, produces milk, endothermic)
Subclass
- Eutheria (placental mammal)
Order
- Cetacea (dolphins, porpoises, whales)
Suborder
- Mysticeti (filter feeders)
Family
- Balaenopteridae (rorquals)
Subfamily
- Megapterinae
Genus
-
Megaptera
Species
-
novaengliae

Taxonomy
Biogeography
Biology & Morphology
Body
Body
Head
Overview
(EBO, n.d.)
Characteristic Behavior
(Cornforth, 2013)
Communication
Diet & Feeding
(Jew, 2014)
Life Cycle
Humpback Whale
International Union for Conservation (IUCN)

Convention on International Trade in Endangered Species (CITES)

United States Fish and Wildlife Service Endangered Species Act
Status
Prior exploitation
IWC loopholes for hunting
Coastal development
Contaminants
Chemicals
Trash: non-biodegradable plastic
Climate change
Ocean temperature
Ocean acidification
Ship strikes
Noise pollution - acute & broad
Ghost netting
Overexploitation of prey
Causes of Endangerment
Solutions
Christine Neidel
Mammalogy
American Public University System
Professor Carrie Myers
Megaptera novaeangliae
Uniquely adapted to aquatic life
Socially complex species
Improving population but still vulnerable
Summary
(
Migaloo
, 2015)
(CAFF, 2001)
(Zimmer, 2010)
(Ushioda, 2014)
Taxonomy
&
Phylogeny

Skeleton
Biogeography
Taxonomy & Phylogeny
Biology & Morphology
Behavior & Life History
Ecology
Conservation
(
Humpback whale
, 2012)
Giant-Winged New Englander
(ACS, 2010)
phalanges
vestigial legs
& pelvis
ribs
scapula
rostrum
mandible
vertebrae
carina
(Baleen whale anatomy, 2011)
phalangic grooves
(HWRF, n.d.)
(Pyenson, 2012)
(Escalante, 2012)
(Tidman, 2012)
(Cleaveland, 2011)
Behavior & Life History
Conservation
Ecology
(WhaleTrust, 2013)
(National Geographic, 2014)
Predators
Parasites
(Chow, 2013)
(Wild Wonders of Europe, 1995)
(Foott, n.d.)
(Iburg, 2011)
(
Crassicauda boopis
, 2010)
(Khan, 2013)
Bubble net
Lunging
Lobtail
Krill
Plankton
Schooling fish
Herring
Mackerel
Sand lance
Sardines
Anchovies
Capelin
(
Krill Coronado
, 2013)
(
Krills
, 2013)
Breaching
Migratory
(Whale Watching Sydney, 2012)
(Edwards, 2012)
(Wu, 2011)
(
Humpback whales
, n.d.)
Males sing
Touch
(Department of Parks and Wildlife, 2013)
(
Ship strike
, 2013)
(Essick, 2004)
(Fliervoet, n.d.)
(santostv, 2014)
(NOAA Fisheries, n.d.)
Narrow rostrum, wide zygomatic arch
Unfused mandible at the chin
52-53 vertebrae
No acromion on scapula
Vestigial coracoid process
Vestigial leg & pelvic bones
Fusiform
18 m long
25-40 tons
Females are larger
No sebaceous glands
Conscious breather
Sleep underwater
Blubber
14-22 ventral pleats/throat grooves
Pectoral fins: 30% of body length
Dorsal fin: small, curved, triangular
Caudal peduncle strongly ridged
Prominent carina
Tail posterior edge scalloped
Full transcript