Ecosystem Contributions
Kelp forests _________ the waves during a storm
What is Slow Down
Ideal temperature for kelp to live in
What is 5º to 20º C
What is 42º to 72º F
Temperate climate
What type of organism is kelp?
What is a Protist
What is an Algae
What is a Seaweed
Something that humans do that directly harms kelp populations
What is Kelp Harvesting
Kelp forests provide 3 things to animals in the ecosystem.
What are Food, Shelter and Spawning
Algae and kelp are _________
Competitive, symbiotic, parasitic, commensalistic, mutualistic.
Competitive
Two main types of kelp in Pacific Northwest
What are Bull Kelp and Giant Kelp
Something that humans do in the ecosystem that indirectly harms kelp populations
What is Hunting Apex Predators
Kelp contribute to the cycles of two elements in the environment.
What are Carbon and Nitrogen
Toxins in water negatively affects kelp reproduction and ______ rate
What is Growth
Kelp float using _____ adaptation.
What is the Gas Bladder
What is the Pneumatocyst
What is the Float
A reason people harvest kelp
What is Thickener/smoother
What is Fertilizer
What is Gunpowder
What is Food
What is Harvesting Fish Roe
3 species of vertebrates that commonly live in kelp forests
What are Herring, Salmon and Rockfish
Higher temperatures lead to more damage to kelp blades because some snails do what in warmer water
What is Eat More
Otters are a ______ species because they impact the entire habitat
What is a Keystone species
Industrialization and cities increases _______ in marine ecosystems, negatively affecting kelp forests.
What is Pollution
Explanation Question!
Explain how keystone species are important in kelp forests.
Keystone species (such as sea otters) keep the populations of herbivores (such as sea urchins) down, and prevent over-consumption of the kelp.
Explanation Question!
Explain how high energy storms harm kelp.
Uproot kelp holdfasts, break blades off.
Explanation Question!
Explain how kelp forests create a habitat for other species
Provide shelter and food to animals, provides homes to predators and prey, breeding grounds for eggs, birds and whales find refuge from storms, shelter against harsh currents
Explanation Question!
What is the effect of removing otters from kelp forests
No otters -> More sea urchins -> Eat kelp -> Urchin barrens