3 Flashcards
1
Q
Detritus
A
Dead organic matter.
In darker water, this is the source of energy for most invertebrates.
2
Q
Autochthonous detritus
A
Is derived from primary production in situ.
3
Q
Allochthonous detritus
A
Is imported for elsewhere including terrestrial environment.
4
Q
CPOM
A
Coars Particulate Organic Matter >1mm.
5
Q
FPOM
A
Fine Particular Organic Matter <1mm.
6
Q
DOM
A
Dissolved Organic Matter <45mm.
7
Q
DOC
A
Dissolved Organic Carbon
8
Q
Osmoconformers
A
Organisms with body fluids that follow the changes in external osmotic conditions.
Only marine species.
9
Q
Osmoregulators
A
Organisms that maintain a constant internal ionic concentration.
10
Q
Hypo-osmotic
A
Marine fish are hypo-osmotic to seawater but have well developed osmoregulatory organs.
