Aquatic Environment Terms Flashcards
1
Q
Limnology
A
study of lakes
2
Q
Lotic
A
flowing water
3
Q
Lentic
A
nonflowing water
4
Q
Allocathanous
A
inputs to an aquatic ecosystem from outside sources
5
Q
Autocathanous
A
inputs to an aquatic ecosystem from within
6
Q
DOM
A
dissolved organic matter
7
Q
CPOM
A
course particular organic matter
8
Q
Euphotic/Photic
A
true light
9
Q
Aphotic
A
less than 1% of light penetration
10
Q
Oxic
A
high oxygen content
11
Q
Anoxic
A
low levels of oxygen (less than .1% mg/l
12
Q
Major contributor of O2
A
photosynthesis, wind, waves, rivers flowing into a lake, etc
13
Q
Autotrophic
A
PSN (Euphotic Zone)
14
Q
Heterotrophic
A
secondary consumer
15
Q
Compensation Depth
A
area in a lake of balance between autotrophs and heterotrophs (zooplankton hang out here)
