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Galapagos Food Web
1
Transcript
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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