bacterial degradation
body of standing water
body of water
brackish
brackish water
breakdown
corruption
dead
death
decomposition
degradation
die
disintegration
disruptiveness
dissolution
drown
drowning
dying
environment
fen
fenland
gas
gases
marsh
marshland
moor
nature
putrefaction
putrescence
quagmire
reed
reeds
rot
rotten
rottenness
rotting
sink
smell
smelling
stagnant water
stagnant water body
stagnant waters
standing water
standing water body
standing waters
swamp
swampland
water
wet