Appendix A 
DISCIPLINE - 
SPECIFIC 
VOCABULARY 
AND 
ACRONYMS 
Definitions 
Advection 
The flow of a current of water (as in the sea); also: trans- 
port by such a flow 
Anthropogenic 
Of, relating to, or resulting from the influence of human be- 
ings on nature 
Case-1 waters 
Waters in which phytoplankton and derivatives dominate 
in determining optical properties - generally the open 
ocean 
Case-2 waters 
Waters in which inorganic and/or organic sediments domi- 
nate in determining optical properties - generally coastal 
waters 
Epipelagic 
Of, relating to, or constituting the part of the oceanic zone 
into which enough light penetrates for photosynthesis 
Euphotic 
Of, relating to, or constituting the upper layers of a body of 
water into which sufficient light penetrates to permit 
growth of green plants 
Eutrophic 
Water rich in dissolved nutrients and often shallow with a 
seasonal deficiency in dissolved oxygen 
Fluvial 
Of, relating to, or living in a stream or river 
Gelbstoffe 
Yellow substance or blue absorbing matter 
