Homework answers / question archive / Point Loma Nazarene University FCS 375 Module Quiz 9 1)Why is it significant that the population of swans at the Seney National Wildlife Refuge is not affected by lead shot mortality? An inexpensive and simple monitoring consisting of few parameters can be effective

Point Loma Nazarene University FCS 375 Module Quiz 9 1)Why is it significant that the population of swans at the Seney National Wildlife Refuge is not affected by lead shot mortality? An inexpensive and simple monitoring consisting of few parameters can be effective

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2. An inexpensive and simple monitoring consisting of few parameters can be effective.

3. The basic rule in determining monitoring frequency is to monitor frequently enough to document major changes in the system, but not so often as to                                                                       .
4. Petranka et al. (2003) state that "because metamorphs of Rana sylvatica and

Ambystoma maculatum require >2 yr to reach sexual maturity, the rapid colonization of created ponds reflected local habitat shifting rather than an increase in site-wide population size." This reflects the fact that egg masses in constructed ponds must have been deposited by adults from other ponds because juveniles <2 yr old do not breed.

5. Conducting a specific monitoring task at several sites in one day is always better than

performing all tasks during a single visit.

6. Petranka et al. (2003) suggest that "the creation of large mitigation banks with arrays of ponds may be the best strategy for preserving wetland biodiversity in the southern Appalachian Mountains. " They suggest this because.......... .
7. Over time, the parameters of the restoration site should exactly mirror those of the

reference site.

8. Restoration is an ongoing dynamic process that requires monitoring well past the stabilization point.
9. Why do Corace et al. (2006) state that swans may play the role of keystone species in

refuge pool ecosystems?