In recent years some chronic diseases such as Mycobacteriosis or Pseudotuberculosis were observed in wild mullet population. Also some bacterial diseases such as Photobacterium damselae subsp. piscicida could be caused some Granulomatous lesions in a wild mullet population.
In this regard, I found three valued articles for you that you can see their abstracts as follows:
http://onlinelibrary.wiley.com/doi/10.1111/jfd.12155/abstract
http://onlinelibrary.wiley.com/doi/10.1111/jfd.12135/abstract
http://onlinelibrary.wiley.com/doi/10.1111/jfd.12145/abstract
Concerning to susceptibility of Mullet family to Viral Nervous Necrosis (VNN) and occurrence of mentioned hazardous diseases what do you think about causative reasons of above new acute or chronic diseases in wild mullet population?
It would be high appreciated if you inform me about your fruitful opinion in this subject.