NRES 250 Exam 4

Contains lectures: Stocking and Removals, Harvest Management, Wildlife and Forest Management 1&2, Urban Forestry and Urban Forest Ecosystems, Wildlife Management in Urban Settings, Forest Regions of North America, and case studies of Walleye in WI, Future of Boreal-Temperate Forest, Secretive Marsh Bird Research, and Brook Trout in WI.

Fisheries management involves ______, _______, and _________.

People, habitat, and organisms.

What two aspects are most important when managing people?

Education and regulations

What is most important to the habitat of fisheries management?

Water quality

What are the most important mechanisms of managing organisms?

Stocking and removals

The recovery of Lake Sturgeon in Lake Winnebago is an example of what kind of stocking?

Restoration/conservation

What are examples of introductory stocking in North America?

Brook trout, starlings, and Australia’s bullfrogs.

Why might we want to introduce a new species to a system?

Hunting and fishing opportunities and biocontrol.

Why might introductory stocking not work?

Wrong conditions, might take a few tries for the new species to survive.

What are examples of put-take stocking?

Rainbow trout, white bass. They die in cold water.

What are examples of supplemental stocking?

Walleye, pheasants, salmon in Great Lakes.

Why might supplemental stocking not work?

Wrong conditions, competition, genetics.

What to consider when stocking for research?

Size, genetics, release strategies, etc.

What are management strategies for deer in urban areas?

Removal by hunting, deterrents

What is the best management strategy for overpopulation?

Partial removal

What is an example of piscicide use?

Sea lamprey control. We needed to reclaim the water system from them.

What are examples of the use of sterilization to control a population?

Cats and sterile fish.

What is an example of a complete removal?

Invasive species.

What is a management strategy for populations with limited to no natural reproduction?

Maintenance stocking.

On what basis do we regulate harvest?

Case-by-case

Regulations for fishing is____ but hunting is more _________.

Open, restricted

Does fishing or hunting have more size limits?

Fishing

Are fishing or hunting seasons shorter?

Hunting

What is are examples of species with strict regulations?

Paddle fish, loons.

What kind of species have no regulations?

Invasives, “rough” species

What do seasonal regulations offer to people?

Traditions

What limits where people can hunt or fish?

Refuges, sanctuaries, and private lands.

What are examples of regulated equipment?

Lines, lures, nets, dogs

What is an example of overharvest?

Tragedy of the Commons

What is required for regulation to be effective?

Buy-in, compliance

What regulations protect the reproduction of a species?

Gender-specific, seasons

Where is an example of regulations open to anyone?

Lake Winnebago

What is an example of lottery regulation?

Elk hunting

What is one way the DNR is funded?

License sales