Vocab
A resource that CAN be naturally renewed or replenished
Renewable resource
The 3 main types of habitat destruction include ____________ ?
Habitat destruction, habitat fragmentation, habitat degradation
The # (amount) of individuals in a population that can be caught without reducing the population Or letting it grow is known as _____________
Sustainable Yield
What is over fishing?
when depletion of the stock of fish in a body of water occurs by too much fishing.
Occurs when maximum sustainable is surpassed
Mariculture is a sub field of _____________
Aquaculture
A resource that cannot be naturally replenished or renewed
nonrenewable resource
This occurs when people directly destroy habitats by filling in wetlands, dredging rivers, mowing fields, and cutting down trees.
Habitat destruction
the maximum level at which a natural resource can be routinely exploited without long-term depletion is known as __________________
Maximum sustainable yield
List 2 reasons over fishing occurs
•Poor regulation of ocean policies
•Poor regulation of factories and fleets
•No regulation of international waters
•Lack of knowledge of fish populations and quotas
•customs officials are either ignorant regarding the species of fish they’re allowing for import or are they are accepting bribes
•unreported fishing
•Unprotected waters
The 4 major species categories of mariculture include _________?
seaweeds, mollusks, crustaceans, and finfish.
An example of this type of effect: when an area is harvested for bottom-dwelling shrimps, trawls are dragged along the bottom, raking up sediment and destroying habitats immediately.
Direct Effect
This occurs when wildlife habitats in the U.S. are cut up into fragments by roads and development.
Habitat fragmentation
Which of the following should NOT be fished?
a. Small fish populations
b. Medium fish populations
c. Large fish populations
A - small fish populations
Plankton ------ > Sardine -------> Seagull
What would happen to the plankton population if over fishing of sardine occurred?
The plankton population would increase
List 2 countries with a wide variety of mariculture
Japan, US, Taiwan, Philippines
This type of effect causes changes to habitats over time
Indirect Effect
This occurs through pollution, invasive species, and disruption of ecosystem processes.
Habitat degradation
When did Obama finalize a 5 year oil and gas leasing program that protected multiple oceans from new offshore drilling sales?
2016
Plankton ------ > Sardine -------> Seagull
What would happen to the seagull population if over fishing of sardines occurred?
The seagull population would decrease
List one pro of mariculture and one con of mariculture
various answers
God calls on _______________ _______________ in Genesis 1:28 - humans are responsible to take care of Earth
Creation Mandate
Aquatic species’ habitats have been "cut down" by dams and water diversion is an example of _____
habitat fragmentation
When did the Trump administration go back on Obama's 5 year offshore drilling plan?
2018
_________ are bag-shaped nets dragged along the ocean floor.
•They catch anything that lives on the bottom of the ocean floor.
Trawls
List 2 ways marine organisms are used for something other than food
various answers