Pond water should also be avoided since it likely contains its own animals introduced into the dried up pond.
(Pond water; should also be avoided; since it likely contains its own animals) (it; likely contains; its own animals introduced into the dried up pond) (its own animals; introduced; into the dried up pond)
Pond water it its own animals
should also be avoided likely contains introduced
since it likely contains its own animals
its own animals introduced into the dried up pond
into the dried up pond