become food for the other fish, which
is another reason why it is advisable to
separate them. They can be moved to
another aquarium, or, as I have already
mentioned, the parents with the young can
be divided from the rest of the fish with a
tank divider. After about six months, well-fed young fish will, on average, reach a
length of 4 cm ( 1½ inches).
This species usually lays its eggs on a hard
surface (stone, wood, etc.), and only very
rarely in pits dug in the sand. In soft water
it is more prolific, and interestingly, it forms
very strong monogamous relationships.
nitrates, which can lead to large losses.
The juveniles are very active, and the
parents are not very good at protecting
the territory. As a result the fry can easily
of 40 percent should be performed every
other day, using water of the same physical
and chemical parameters, as the hatch
is sensitive to elevated concentrations of
Non-spawning M. altispinosus can be kept in groups in an aquarium decorated with driftwood, rocks, and plants.
A pair of Bolivian rams engage in reciprocal courtships displays.
These dwarf cichlids have all the
characteristics of a popular aquarium fish.
They are extremely colorful, of medium
size, omnivorous, and furthermore they
can adapt to various environmental
conditions and breed easily. On account
of their peaceful temperament they are
the perfect inhabitants for community
aquariums, and they can be confidently
recommended to all novice enthusiasts of
South American cichlids. D