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1. ALBERT G. FERNANDEZ
BSFEd III - A
TRICHODINA

2. Is a microscopic protozoan parasite
that you can't see without a microscope
•TRICHODINA?
This parasite is usually found
on the gills, skin or fins
“GOLDFISH”

3. TRICHODINA

4. Three concentric rings can be
seen :
 The inner denticulate ring
or “corona” - called
(denticles)
 The middle ring – (striated
band)
 The outer ring
* Thin flexible membrane
with border of cilia
When view on top

5. The middle ring
(radical pins)
you will see
something
round
moving like
a merry-
go-round

6. IMPORTANT TO KNOW!!
 Trichodina doesn't feed on the goldfish
 it only uses them as home and transportation.

7. Usually, healthy fish can control the
number of parasites
Trichodina can run down your
goldfish's immunity system
-Trichodina

8. • Severe Trichodina infestations are caused
by poor water quality and overcrowding.
they reproduce
(binary fission)
bacteria
by

9. What are the symptoms?
a. extreme stress as your goldfish
b. wil rub against the surfaces
c. damage its skin and gills
d. lay at the bottom with clamped
fins
Severe infestation of gills can lead to
“suffocation”

10. How to cure Trichodina?
• You can use the salt treatment or medicated
treatments like potassium permanganate

11. • or Malachite Green with Formalin or
use Proform

12. How to prevent Trichodina?
Quarantining and treating any new
goldfish is the key to preventing any
infestation of any parasite. Also
remember to keep a high quality water,
do not overcrowd your tank and feed
your fish healthy, tasty, fresh food.