Kelp Forest
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Kelp Forest. Kelp. Largest type of brown algae Up to 100 m long Grow up 1 ½ - 2 feet/ day May form dense beds or forests. Structure of Kelp. Pneumatocysts. Abiotic Factors. Restricted to cold water Sunlight Hard substrate Located down eastern shores of ocean.

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Kelp

  • Largest type of brown algae

    • Up to 100 m long

  • Grow up 1 ½ - 2 feet/ day

  • May form dense beds or forests


Structure of kelp
Structure of Kelp

Pneumatocysts


Abiotic factors
Abiotic Factors

  • Restricted to cold water

  • Sunlight

  • Hard substrate

  • Located down eastern shores of ocean


Biology of Seaweeds – Kelp Beds and Forests

Kelp is the collective term referring to very large brown algae dominating

cold water regions of the earth.


Seasons in kelp forest

Spring

Upwelling fertilizes kelp

Abundant plankton, fish feed

Summer

Rapid growth

Autumn

Relatively calm

Winter

Stormy

Many kelp torn up

Seasons in Kelp Forest


Biology of seaweeds kelp beds and forests
Biology of Seaweeds – Kelp Beds and Forests

If the algae do not form a

surface canopy, the algal

communities are referred to

as kelp beds.

If the algae do form a

surface canopy, the algal

communities are referred to

as kelp forests.


Abundant animal life
Abundant Animal Life

  • Kelp feeders

    • Top snail

    • Sea urchins

  • Scavengers

    • Kelp crabs

    • Decorator crabs


  • Other invertebrates

    • Brittle stars

    • Sea stars

    • Crabs

    • Octopuses

  • Fish

    • Giant kelp fish

    • Garibaldi

    • Opaleye

    • Halibut

    • Tubesnout


Sea otters
☺☺☺Sea Otters☺☺☺

  • Smallest marine mammal

  • No blubber

  • Spend lives in oceans

    • Anchor to kelp when sleeping



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