Implications of excessive water iron to fish health and some mitigation strategies
A discussion of the effects of excessive water iron on fish health in hatcheries that depend on well water, as well as some mitigation strategies.
Heritable variation in swimming performance in Nile tilapia
Evaluation of swimming in Nile tilapia shows critical swimming speed is heritable and can predict fish growth performance.
Gut microbiota modulation of Pacific white shrimp by dietary inclusion of a functional yeast cell wall‐based additive
Evaluating gut microbiota modulation in L. vannamei through dietary yeast cell wall additive improves animal performance, healthy intestinal microbiota.
Tilapia welfare assessment protocol for semi-intensive farms in Brazil
Development and testing of tilapia welfare assessment protocol begins alignment to procedures used for other aquatic, terrestrial farm animals.
Effect of aeration on the development of the microbial community in shrimp biofloc technology systems
Evaluating three aeration systems showed that air-injector nozzles produced greater microorganism diversity, biofloc development, overall shrimp productivity.
Comparing water disinfection by ozonation, UV irradiation in a brackish water RAS for Pacific white shrimp
In shrimp RAS, use of ozone stabilized water microbial composition, biofilms and shrimp carapaces, controlled nitrite and accelerated nitrate degradation.
Determination of the infectious agent of Translucent Postlarva Disease in Pacific white shrimp
Systematic analyses confirm novel V. parahaemolyticus is causative agent associated with Translucent Postlarva Disease, which hit China in 2020.
Influence of stressors on shrimp susceptibility to White Spot Disease, Part 2
Study examines the impact of environmental stressors like dissolved oxygen, nitrogenous compounds and pH on shrimp contracting White Spot Disease.
Influence of stressors on shrimp susceptibility to White Spot Disease, Part 1
Study stresses the importance of understanding the impact of environmental stressors on farmed shrimp contracting White Spot Disease.
Broodstock management and early hatchery rearing of Arctic charr
Reviewing and summarizing available information on Arctic charr broodstock management, early hatchery rearing and areas of needed research.
Genomic prediction possible with low-density marker panels
Evaluating the use of lower-density SNP panels to accurately predict breeding values for four species shows potential for broader application.
Effects of carbohydrate sources on a biofloc shrimp nursery
In an evaluation of carbohydrate sources, corn starch performed better than molasses in promoting the growth of L. vannamei in a biofloc nursery.
Metabolically active Vibrio in postlarval shrimp digestive tracts
The occurrence and abundance of Vibrio populations impact the bacterial composition of L. vannamei shrimp during post-larval development.
Comparing single-, multi-trait approaches to identify best wild candidate species for aquaculture
An evaluation of single-trait and multi-trait approaches through larviculture study to assess domestication and aquaculture potential of wild species.
Improper use of PCR causes more harm than good
PCR testing is a valuable tool for detecting pathogens, when done correctly, but relying on it solely is not consistent with adequate biosecurity.
Frequent urination can be hazardous to health of farmed shrimp
Conditions causing frequent urination in shrimp – like sudden salinity drops combined with high virus load – can make nephrocomplex a portal for pathogens.