Health Flashcards
What can cause a fish to become unwell?
(3)
-Poor water quality
-Pollution
-Stress
Are digenea endo or ecto parasites?
Endoparasites
Are monogenea endo or ecto parasites?
Ectoparasites
How do digenea operate?
Usually have two suckers to stick to the fish and feed with
How do monogenea operate?
Series of hooks to attach to fish which cause irritation
What is costia?
Protozoa
What is trichodina?
Parasite
What is ichthyophthirius?
Protozoa
What is camellanus?
Parasite
What can cause ich?
(3)
-Water temperature
-Water quality
-Improper diet
How could you prevent ich?
Use a quarantine tank
How could you treat ich?
Increase water temperature
State 3 signs of ammonia poisoning
-Loss of appetite
-Lethargy
-Red/purple gills
What can cause ammonia poisoning?
(3)
-Poorly cycled tank
-Overcrowding
-Not enough beneficial bacteria
How can you treat ammonia poisoning?
(3)
-Partial water changes
-Introduce more beneficial bacteria
-Avoid overcrowding
What behaviour might you see in a fish when there is not enough dissolved oxygen in the water?
Gulping at the water surface
How can you increase the levels of dissolved oxygen in the water?
(2)
-Increase aeration e.g. with a pump
-Decrease the temperature of the water
State 3 signs of trichodina
-Flashing
-Lethargy
-Areas of reddening
What risk is a result of ectoparasites?
Being open to secondary infection
What can cause trichodina?
(2)
-Poorly maintained filtration systems
-Poor water quality
State 3 signs of costia
-Red patches
-Appetite loss
-Excessive mucus on skin
What can cause costia?
-Poor water quality
-Overcrowding
How can you treat costia?
Salt treatment/salt baths
How can you treat trichodina?
Potassium permanganate
