Marine Mammals
What is the largest animal to have ever existed?
The Blue Whale
In the deep sea, there is something missing that all other ocean habitats have, what is it?
Sunlight
What 3 factors create ocean acidification?
- temperature increase
- pH lowering
- loss of oxygen in water
A plant or animal at risk of extinction is called what?
An Endangered Species
What is the term used to describe how toothed whales communicate?
Echolocation
Mackerel have counter-shading camouflage, this makes them better at surviving in which habitat?
Open Ocean / Pelagic Zone
Why is noise pollution a negative aspect of climate change?
It negatively affects whale health and ecosystem function
Give two or three examples of animals that live in a wetland/estuary habitat.
Great Blue heron, Fiddler Crab, Raccoon, Oysters, Round Ray, etc.
What animal(s) did cetaceans evolve from? Name at least one cetacean ancestor.
early aquatic mammals
ex: Pakicetus, Protocetus, Dorudon, etc.
What do we call the deep-sea "chimneys" that are often covered in thousands of tubeworms
Hydrothermal Vents
What are three different factors that could cause a whale to beach/strand themselves?
- climate change (ocean acidification)
- noise pollution
- plastic pollution
How many tentacles does a squid have?
2
What are the five characteristics of mammals?
- Hair/fur
- warm blooded
- live birth
- nurses young / drinks milk
- breathes oxygen via air
What kind of sharks do we have here at Ocean Institute?
Horn and Swell Sharks
Name three sources of pollution from agricultural and urban runoff?
- Fertilizer
- Oils
- Trash/Microplastics
An area of land whose water flows from the mountains to creeks/rivers to all end up in one place is called what?
A Watershed / Estuary / Marshland
What is the difference between a true seal and a false seal?
True seals - ear holes, short flippers for swimming
false seals - long ear flaps, longer flippers for climbing rocks
What 5 ocean habitats are common here in Southern California?
-Kelp Forests
-Intertidal Zone
-Open Ocean
-Sandy Bottom
-Rocky Bottom
What is overfishing?
Catching fish faster than they can reproduce.
What is the largest invertebrate to ever exist?
The Giant/ Colossal Squid
How old is Mr Ben? And what is his favorite animal?
24 years old (300,000,000 years old)
The Horseshoe Crab