These are the most frequently used words in another edition of this book.
1979
1983
1990
1991
1993
1994
2000
2001
2002
al
although
anchors
aquaculture
area
bag
between
beveridge
body
cage
caged
collar
conditions
costs
culture
currents
damage
data
density
depth
designs
disease
during
effects
environment
environmental
et
example
farmers
farming
farms
feed
feeding
fig
fish
floating
food
forces
fouling
growth
high
however
important
increase
intensive
lakes
large
levels
line
low
marine
materials
may
mesh
mooring
must
net
netting
number
occur
oxygen
per
problems
production
rate
salmon
sea
section
see
should
site
size
small
species
steel
stock
surface
systems
table
temperature
time
two
types
use
used
values
wastes
water
wave
wind
year