2.5. Some common diseases and their treatments

2.5.11. Infectious Hypodermal and Hematopoietic Necrosis (IHHN)

– The cause is a virus called Parvovirus.

– Whiteleg shrimp having this chronic disease usually presents certain characteristics:
Stunted shrimp with poor appetite; shrimp separates from group; rough and distorted shells; bent or deformed head.

Source: Temporary process for safe brackish-water shrimp farming in areas affected by diseases in Vietnam. According to The Official Dispatch No. 10/TCTS-NTTS. January 6th, 2015. Vietnamese Directorate of Fisheries

Viet Linh 2015. Translated by Sonia Linh V.