Friday, February 4, 2022

Fish Diseases

Symptoms In Fish Diseases

  •  Rotation
  • Numbness (Lethargy)
  •  Gather Round
  •  Lack Of Appetite
  • Friction On Net Or Walls
  • Neural Behavior

Lesions Seen İn The Exterior Look

  • Exophthalmos eye bleeding,
  • Blindness, turbidity
  • Skin discolouration lesions
  • Haemorrhages, cysts on the fins,
  • Body surface ascites,
  •  Swelling in the anus, haemorrhage
Lesions Seen İn The İnner View
  • Fluid (pus, serous, purulent) accumulation in body cavities
  • Haemorrhage in internal organs
  • Excessive growth
  • Oedema in the intestines
  • Bleeding enteritis bleeding in the muscles

Bacterial Fish Zoonoses

  • Skin Route: Contact of contaminated fish tissues and contaminated water with skin tears and wounds.
  • Digestive Route: Contaminated fish products contaminated water.

Examples Of Zoonoses…..

  • Aeromonas hydrophila: ıt grows easily at a normal salt rate (4%) in foods, at refrigerator temperature and produces enterotoxin. ıt causes cholera-like digestive system disease. they can also cause post-contact sores.
  • Various Species İn The Enterobacteriaceae Family: Infections occur as a result of opportunistic pathogens and indicator microorganisms, especially through the digestive tract. Escherichia Coli, Salmonella Spp., and others
  • Vibrio Species (Vibrio Cholerae, V. Vulnificus)The source of infection, contaminated water, raw or undercooked seafood can cause diarrhoea and vomiting.
  • Staphylococcus Aureus: They produce enterotoxin. following the ingestion of the toxin with foodstuffs or contaminated water, they cause digestive system disorders.
  • Clostridium Botulinum And C. perfringens: They cause food poisoning, which can result in death as a result of ingestion.
  •  Mycobacterium Marium, M. Fortuitum: They are transmitted through the skin. lesions of granulomatous character on hands and feet they are formed. ıt is not lethal, but has a chronic course and requires long-term chemotherapy.

THANKS

ABDULMAJID HASSAN WEHLIE

Paylaş:

0 comments:

Post a Comment

Translate

Blog Archive

Popular Posts

The indirect impact of humanity on the marine ecosystem

 Although the effects of human beings on the ocean, seas and living resources are often not fully revealed, human effects are clearly known....

Contact Form

Name

Email *

Message *