marine ecology, june 2, 2008 marine birds (briefly)/marine mammals (antarctic et al…)

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Marine Ecology, June 2, 2008 Marine Birds (briefly)/Marine Mammals (Antarctic et al…)

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Marine Ecology, June 2, 2008

Marine Birds (briefly)/Marine Mammals (Antarctic et al…)

South polar skua

Black-browed albatross Feeds primarily on krill!

Black-browed albatrossPhoto: K. Haberman

Feeds primarily on krill “Gack” defense by young

Southern giant petrel

Southern giant petrelPhoto: K. Haberman

Wilson’s storm petrel “Jesus birds”: feed on near-surface

zooplankton (smaller krill species, copepods, amphipods)

Wilson’s storm petrelPhoto: K. Haberman

Blue-eyed shag (cormorants)

Feed on fish and squid; deep divers Have heavy bones like penguins

Blue-eyed shagPhotos: K. Haberman

Kelp gulls Limpet eaters!

Kelp gullsPhoto: K Haberman

Order Pinnipedia

Order Pinnipedia, Family PhocidaeCrabeater seal

Photo: Karen Haberman

Crabeater seal skull showing krill eater teeth!

Elephant seals

Order Pinnipedia, Family Phocidae Leopard seal

Photo: Karen Haberman

Order Pinnipedia, Family Phocidae Weddell seal

Photo: Karen Haberman

Order Pinnipedia, Family Otariidae Southern fur seal (related to sea lions)

Photo: Karen Haberman

Order Pinnipedia, Family Odobenidae

Walrus

Order CetaceaSuborder Mysticeti: Overview

Baleen in upper jaw

Keratin-based

Right whale baleen; photographer unknown

Humpback WhalePhoto: H-C travel

Order Cetacea; Suborder Mysticeti

Humpback WhalePhoto: K. Haberman

Humpback migrations Note split of

Australian populationRecent

incident: “lost” males and song change

http://migration.files.wordpress.com/2007/06/migration.gif

Order Cetacea; Suborder Mysticeti

Minke WhalePhoto: Project Atlantis

Order Cetacea; Suborder Mysticeti

Blue WhalePhoto: Project Atlantis

Order Cetacea; Suborder OdontocetiFamily Delphinidae

OrcaPhoto: NOAA

Orcas, Sea otters Sea urchins Kelp

What changed ~1990?

Springer et al., 2003