Dealing With Saltwater Aquarium Pests and Parasites – The Creepy Crawlies!
Saltwater aquarium pests and parasites might have an adverse effect on the health of your marine tank. Bacterial diseases can cause ill-health in your fish and invertebrates. Bacterial disease can also kill the fish in your tank. To get rid of the problem you might have to start all over again from scratch. This is not only very upsetting but also very expensive.
So it makes sense to be on the lookout for saltwater aquarium pests and parasites and to treat your fish at the first sign of illness. Marine fish usually fall prey to gram-negative bacteria. These include Pseudomonas, Vibrio and Myxobacteria. It is not always easy to spot saltwater aquarium pests and parasites in marine fish. Often you may not know that there is something wrong until your fish become seriously ill.
You can help prevent saltwater aquarium pests and parasites by making sure that conditions in your tank don’t encourage their growth. To do this you need to understand how and why saltwater aquarium pests and parasites occur in marine fish in the first place.
Bacterial disease is caused by a number of things, sometimes in combination. Such disease can be topical (external) – for example fin and tail rot and ulcers or systemic (affecting the body internally) or it might be a combination of both. Saltwater aquarium pests and parasites are more likely to affect fish that are in poor condition. The healthier your fish are the more resistance they will have to saltwater aquarium pests and parasites.
However fish that are weak, sick or stressed by environmental conditions in the tank are easily infected by saltwater aquarium pests and parasites. Bacterial diseases may gain entry into the body through the pores along the lateral line. The gills are another site of entry into the body of a fish.
So what environmental conditions make it more likely for saltwater aquarium pests and parasites to cause illness in your tank? The leading cause of bacterial attack is poor environmental conditions in the tank. If conditions are allowed to deteriorate the health of your fish is impacted and this might make them more susceptible to diseases.
Saltwater aquarium pests and parasites will soon bloom and over-run the tank. If the water is white and cloudy and the fish have sores on their body, conditions in the tank are very poor and must be corrected.
Your fish may also be affected by saltwater aquarium pests and parasites if they have other infections. So treating them is crucial. If your fish are not fed properly they might not have built up a good resistance to infection. Any injuries that your fish have might allow bacteria to take hold. Fish that are stressed and harassed are also more likely to become ill.
Older, weaker fish are at increased risk of contracting a bacterial infection as are any fish that come from water that has been contaminated (for example tap water!). If a fish eats the flesh of a sick fish it may also become ill with the same disease. So how do you know if your fish are infected with saltwater aquarium pests and parasites? What should you look for?