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Galapagos Food Web

  • Live in colonies on rocks
  • At night they feed off-shore
  • Dive for food
  • Eat: Sardines, Groupers, Squid

Environmental Science

Emily Adar

Andy Duncan

Nick Damarodis

Period 1

6

Carnivore

Heterotroph

Killer Whales

  • Toothed Whales
  • No natural enemies
  • Eats: Fur Seals, Sea Lions, and Grouper
  • Population: Limited only by disease and food supply

5

3

Heterotoph

Carnivore

Omnivore

Heterotroph

Galapagos Sharks

Humpback Whales

  • Large grey sharks
  • 3-4 meters in length
  • Eats Grouper, Penguins, Sea Lions, Fur Seals, and Sea Turtles
  • Toothless Whale
  • Gulp in huge quantities of sea water
  • Use plates in mouth to filter out, Zooplankton and sardines
  • Killer Whale is natural enemy

2

3

4

3

Heterotroph

Herbivore

4

Heterotoph

Carnivore

Heterotroph

Carnivore

Heterotroph

Carnivore

Heterotroph

Penguin

Sea Turtles

Grouper

Sea Lions

Fur Seals

  • Grow up to a meter or more in legnth
  • Eat: Anchovies, Sardines, Crustaceans
  • Cannot fly, but use wings as paddles
  • Swift underwater swimming lets them catch anchovies and sardines
  • Come ashore to reproduce
  • Spend most of lives at sea
  • Feed in shallow water
  • Eat: Ulva
  • Live on beach
  • Give birth in the ocean
  • Feed during the day and night
  • Dive 200 meters for food
  • Eat: Sardines, Grouper

1

Autotroph

Phytoplankton

Autotroph

2

Herbivore

Heterotroph

  • Abundent but very small (less then 1mm)
  • Algea that drift in the ocean
  • Live near the surface
  • Use sunlight, carbon dioxide, water to produce food and oxygen

Heterotroph

Carnivore

Ulva

Zooplankton

Anchovies/Sardines

1

  • Fast growing seaweed
  • Important for turtles and herbivorous fish
  • Float or Swim weakly
  • Feed on Phytoplankton

2

  • Small fishies
  • Feed on Zooplankton close to the shore

Sunlight, Oxygen, Water, Carbon Dioxide

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