RNR 1010 Final Exam Questions & Answers 2024/2025
Bycatch - ANSWERS-non-target organisms retained by the gear
-most returned as economic discards, mortality dependent on gear type and organism type caught (crustaceans not as affected)
Chesapeake bay problems - ANSWERSpervasive pollution, l...
Bycatch - ANSWERS-non-target organisms retained by the gear
-most returned as economic discards, mortality dependent on gear type and organism type caught
(crustaceans not as affected)
Chesapeake bay problems - ANSWERSpervasive pollution, loss of vegetation, deep water trawling are
endemic to this bay
Coccolithophores - ANSWERSPhytoplankton covered by a number of tiny calcium carbonate plates;
climate change indicator, since the plates degrade from acidification
Coral reefs - ANSWERScolonies of small polyps in the phylum Cnidaria, most obtain energy and nutrients
from symbiotic dinoflagellates called zooxanthellae
Coral reef problems - ANSWERSclimate change, coral bleaching, chronic stress, sedimentation, are all
causing problems for this type of organism
Derby fishing - ANSWERSCatch as many fish in a limited time span, usually during a period
determinedned by fishing regulations
Dungeness Crab - ANSWERSmale only harvest
Economic discard - ANSWERSdiscarded because there is no economical value to keeping it
EEZ - ANSWERSarea of ocean that extends from the coast in which a state has special economic rights;
expanded into the Gulf of Mexico by 200 miles from Louisiana border recently as an experiment by the
federal government
, Fisheries Management Options - ANSWERSgear limits, fishing locations, fishing period duration can all be
used for this
Fisheries Management Plan - ANSWERSRegional Council for all commercially exploited stocks
-habitat diversity
-stock assessments
-commercial fishing regulations
Individual Transferrable Rights - ANSWERS-reduce problems with derby fishing in open access fisheries
-limits on gear, fishing locations, fishing times
-safer, better profits, fresh product
Limited entry - ANSWERSused with ITR programs
Magnuson-Stevens Fishery Conservation and Management Act 2006 - ANSWERSact that aims to prevent
overfishing and maintain sustainable, economically productive fish stocks
Marine Mammal Protection Act 1972 - ANSWERSact that targeted Dolphin bycatch issues; reduced
bycatch of Dolphins to insignificant levels approaching zero
Monkfish - ANSWERSHistorically overfished fishery; limiting the number of vessels with access to this
fishery, allocating days-at-sea to those vessels, and setting trip limits to prevent overfishing
Overfishing - ANSWERStechnology, demand, lack of effective management causes this problem in
fisheries
Ocean acidification - ANSWERSdecalcification of shelled organisms, loss of carbonate ions for shell
building is caused by this
BRDs - ANSWERS-bycatch reduction devices (BRDs) required for all shrimpers in federal waters
-many designs, all based on relative shrimp/fish swimming abilities
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