Marine Mammals
Animals with lungs, hair, and mammary glands
Sea Turtles Characteristics
Come to land only to lay eggs, need to breathe air occasionally
Walruses Diet
Feed on clams
Toothed Whales Examples
Sperm whale
Marine Mammals with Blubber
Killer Whales, Seals, Manatees
Blubber Functions
Insulation, buoyancy, protection
Baleen Whales Characteristics
Flukes, dorsal fin, ear opening, baleen plates
Dolphins Deep Diving Adaptation
Collapsing their lungs
Breaching
Jumping above the surface
Cetaceans and Their Penis
Internal until just before copulation
Longest Migration Marine Mammal
Gray whale
Temperature Sex Determination Examples
Sea turtles
Walrus Tusks Use
Defense, holding onto ice
Smallest and Largest Marine Mammal
Sea otter
Whales with Long Tusk Examples
Narwhal
Reef-Building Coral Classification
Hermatypic, hard coral
Planula Definition
Coral larvae
Primary Requirement for Reef Development
Hard substrate presence
Most Important Organism for Reef Development
Coralline-algae
Most Common Reef Type
Fringing
Fringing Reef Life Location
Reef slope
Fringing and Barrier Reefs Development
Along the coast
Atolls Location
Indo-West Pacific region
Atolls Start as
Fringing reef
Giant Clams Size Secret
Contain zooxanthellae
Traditional Fisheries Definition
Use simple gear and methods
Largest Catch Fish Type
Herings, Sardines, Anchovies
Demersal Fish Definition
Harvested from the bottom
Demersal Fish Fishing Technique
Trawls
Maximum Sustainable Yield Definition
Highest catch without overfishing
Increase in Maximum Sustainable Yield Consequence
Overfishing, fish population crash
EEZ in Nautical Miles
200
Problems from Farming Salmon
Increased parasites, higher contaminants, pollution
By-Catch Definition
Junk species caught while fishing for valuable ones
Seeding in Mariculture
Releasing farmed fish to enrich natural populations
Farmed Fish Consumption Percentage in Early 2000s
10%
Open Mariculture Definition
Mariculture under natural conditions
Offshore Drilling Location
Continental shelf
Marine Catches Managed by
Transplantation, limited fishing season, boats
Fish Most Protected from Overfishing
Sea bass
Trawling Pros and Cons
Catches many fish, destroys environment, bycatch
Pollution Definition
Adding harmful substances or energy to the environment
Hepatitis Transmission from Raw Shellfish
Filter virus from sewage-contaminated water
Sludge Definition
Raw sewage
Oil Pollution Sources
Tanker and storage leaks
Biodegradable Definition
Break down by bacteria
First Affected by Oil Spills
Filter-feeding fish
Chlorinated Hydrocarbons Pollutant
Pesticides
Persistent Chemical Definition
Non-biodegradable
Chlorinated Hydrocarbons in Marine Environment
Thermal pollution
Abnormal Sexual Behavior Cause in Seabirds
Heavy metals
Thermal Pollution Source
Power plants
Threatened Species Definition
In immediate danger of extinction
Sustainable Development Definition
Stable, safeguards resources, wildlife growth
Importance of Artificial Reefs
Improve fishing
Oceans as Barrier to Cultures
Due to belief in a flat earth
Long Sea Voyages by Polynesians
Completed before Europeans
Age of Exploration Leader in 15th Century
Portugal
First Europeans to Land in America
Vikings
Seaborne Trade Determined by
Crude oil volume
Salmon and Killer Whales Legends Source
Pacific Northwest
Maritime Definition
Cultures evolved in marine environment
Eelgrass Use by Native Culture
Gulf of California
Hanseatic League Livelihood Fish
Herring
Isolated Cultures Economy Reliance
Fishing
Sea Bottom Land Reclamation Country
The Netherlands
Ecotourism Definition
Travel to natural areas of interest
Strait Control Guarantee
Open on both ends
Country's Territorial Sea in Nautical Miles
12
EZZ Activity Type
Oil exploration