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The effect of over-fishing snapper on the food web of a name

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Victoria MacDonald

on 11 June 2017

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Transcript of The effect of over-fishing snapper on the food web of a name

Predict- What are changes to the food web from this activity?
Identify- What are we researching?
Overfishing is when you deplete the amount of fish in a body of water by excessive fishing
Describe- What is the activity?
The activity is over-fishing
The reason for over fishing is because it is a food source for millions of people
The activity can be both accidental and on purpose

Evaluate- What is the impact?
We decided that the effect on the food web is moderate
If Snapper became extinct it would be a major effect
Snapper is not a protected species
Outline-Where is this happening?
The specific area where the effect of overfishing occurred is the Great Barrier Reef.
Construct- What is the food web?
The effect of over-fishing snapper on the food web of the Grey Reef Shark in the Great Barrier Reef.
Thank You For Listening!
Australian Associated Press 2015, Great Barrier Reef at risk as overfishing disrupts food chain, study finds, viewed 26 May 2017, < https://www.theguardian.com/environment/2015/apr/22/great-barrier-reef-at-risk-as-overfishing-disrupts-food-chain-study-finds >
From Wikipedia, the Free Encyclopedia 2016, Grey reef shark, viewed 26 May 2017, < https://en.wikipedia.org/wiki/Grey_reef_shark >
From Wikipedia, the Free Encyclopedia 2017, Australasian snapper, viewed 24 May 2017, < http:// https://en.wikipedia.org/wiki/Australasian_snapper >
Google 2017, Overfishing Snapper in the Great Barrier Reef, viewed 2 June 2017, < https://www.google.com.au/search?q=overfishing+snapper+in+the+great+barrier+reef&rlz=1C1EJFA_enAU709AU714&oq=overfishing+snapper+in+the+great+barrier+reef&aqs=chrome..69i57.48451j0j8&sourceid=chrome&ie=UTF-8 >
Science Daily 2017, Fishing impacts on the Great Barrier Reef, viewed 28 May 2017, < https://www.sciencedaily.com/releases/2015/04/150421105352.htm >
Softschools.com 2017, Grey reef shark Facts, viewed 28 May 2017, < http://www.softschools.com/facts/animals/grey_reef_shark_facts/550/ >
The Fishing Website 2017, Snapper, viewed 22 May 2017, < http://www.fishing.net.nz/how-to-catch/snapper/ >
Reference list generated in AGPS by CiteMaker.com on Jun 08 2017 14:43:38 GMT

Answers 2017. What do shellfish eat? viewed 4 June 2017, < http://www.answers.com/Q/What_do_shellfish_eat?#slide=2 >
ARC Centre of Excellence in Coral Reef Studies 2015, Fishing impacts on the Great Barrier Reef, viewed 30 May 2017, < https://www.sciencedaily.com/releases/2015/04/150421105352.htm >
Bioexpedition 2013, What do Squids Eat? viewed 4 June 2017, < http://www.squid-world.com/squid-feeding/ >
'Grey reef shark', 2016, Wikipedia, wikipedia, viewed 30 May 2017, < https://en.wikipedia.org/wiki/Grey_reef_shark#Feeding >
Mathias Sharon 2017, WHAT DO OCTOPUS EAT? viewed 3 June 2017, < https://www.sealife.gifts/blogs/octopus/148121223-what-do-octopus-eat >
Meekan Mark 2017, Shark population decline disrupts food chain, causes damage on coral reefs, viewed 1 June 2017, < http://www.abc.net.au/news/2013-09-19/shark-population-decline-linked-to-reef-damage/4967232 >
Miks Colleen 2016, Plankton, viewed 4 June 2017, < https://askabiologist.asu.edu/experiments/plankton >
National Geographic 2017, Coral, viewed 4 June 2017, < http://animals.nationalgeographic.com.au/animals/invertebrates/coral/ >
Nordsieck Robert 2016, The Common Whelk (Buccinum undatum), viewed 3 June 2017, < http://www.molluscs.at/gastropoda/index.html?/gastropoda/sea/common_whelk.html >
Pyrazus Ebeninus Hercules Club Mud Whelk 2017, Alexandra Russell, viewed 1 June 2017, < http://www.gbri.org.au//SpeciesList//Pyrazusebeninus%7CAlexandraRussell >
Review 2017. What do crabs eat? viewed 4 June 2017, < https://www.reference.com/pets-animals/crabs-eat-468cac5e048541a3 >
Softschools 2017, Grey reef shark Facts, viewed 11 June 2017, < http://www.softschools.com/facts/animals/grey_reef_shark_facts/550/ >
The Fishing Website 2017. Snapper, viewed 4 June 2017, < http://www.fishing.net.nz/how-to-catch/snapper/ >
Wikipedia 2017, Silvertip shark, viewed 1 June 2017, < https://en.wikipedia.org/wiki/Silvertip_shark#Human_interactions >
Wikipedia 2017. Annelid, viewed 4 June 2017, < https://en.wikipedia.org/wiki/Annelid >
Wikipedia 2017. Parrotfish, viewed 4 June 2017, < https://en.wikipedia.org/wiki/Parrotfish >
Reference list generated in AGPS by CiteMaker.com on Jun 04 2017 17:30:52 GMT

Grey Reef Sharks- Carcharhinus amblyrhynchos

Fishy Facts!!
Short and Long term effects
Shot term = immediate effect on food web
Long term = gradual effect on food web
Snapper- Lutjanidae
by Victoria MacDonald and Charlotte Mackey
Full transcript