Marine Biology Flashcards
(50 cards)
The greatest animal diversity is at which latitude?
Lower (tropical) latitudes
The greatest diversity of algae is at which latitude?
Greater (polar) latitudes
What is the genus of rock louse?
Ligia
What is the genus of periwinkle snail?
Littorina
What is the genus of limpet?
Acmaea
Algae in the genus ______ live in colder climates.
Fucus
Algae in the genus ______ live in warmer climates.
Pelvita
What are byssus (or byssal) threads?
Threads that attach mussels to surfaces
What causes coral bleaching?
Stress like temperature change & pollution
What do carnivorous snails and & seastars feed on?
Mussels
What is coral bleaching?
A reaction to stress in which coral expells symbiotic zooxanthellae
That does HAB stand for?
Harmful Algal Bloom
What are shark scales called?
Dermal Denticles
What are some uses of bioluminescence?
- Counterluminescece
- Attract prey or mates
- Scare preditors
How do some larger organisms bioluminesce?
- They capture luminescent bacteria in a “light organ” called a photophore
- directly produce light with a mitochondrial cell called a photocyte
What percent of bathypelagic (1,000-3,000 m) fish bioluminesce?
75%
Name all of the fins on a fish
Pectoral, Pelvic, Anal, Caudal, Adipose, Dorsal
Name the structure of the shark that holds a shark’s mate while they do the sexy thing (males only)
Claspers
Structure in the shark intestine that increases the surface area
Spiral Valve
What is a peduncle?
Where a fish’s fin attaches to its body
What so echinoderms use to move?
Water Vascular system
What do sharks use their oily liver for?
Buoyancy control
What are the main fish tail fin shapes?
Lunate (cruisers), rounded (reef fish), truncate (squared), forked (like a salmon)
What are some fish body shapes?
Fusiform (tuna), globiform (pufferfish), depressiform, (halibut), Compressiform (angel fish), Filiform (eel)
