Animal category: Fish

Review of the trade in ornamental fish, who are exposed to numerous stressors throughout the supply chain, from wild capture or aquaculture to their final destination. Despite the work of some groups, legislative frameworks and welfare standards are still required to improve their living conditions in a sustainable way.

Study analyzing the swimming behavior of salmon in captivity using a computer vision algorithm. The results reveal that their vertical distribution varies according to temperature and weather conditions, suggesting directions for the improvement of management and welfare in aquaculture.

Article examining the ethical and regulatory issues surrounding the use of genome-editing technologies in animal breeding, compared with traditional selection methods. It highlights inconsistencies in the current European framework and calls for animal welfare regulation for all selection methods. 

Article on environmental enrichment in captive animals. Conditions in captivity restrict the satisfaction of animals' physiological and ethological needs. Lack of stimulation and stressful practices can be detrimental to their welfare and affect the quality of scientific research carried out on these animals.

Guide published by the Spanish aquaculture industry, describing the good practices to ensure rainbow trout welfare. It proposes specific indicators appropriate to each farming phase, while emphasizing the importance of training, sustainability and a stronger legal framework.

Opinion piece advocating greater consideration of the socio-cultural complexity of fish to improve their welfare in zoos and aquariums.

Summary of European legislation on aquaculture, mainly on farmed fish. Although the public has become aware of the issue of welfare in aquaculture, the European legislators have yet to pass a new law. This article summarizes current EU legislation, including voluntary standards developed in certain countries.

Review article examining the practical applications of AI for monitoring animal welfare in aquaculture. Detection of diseases, parasites and stress-related behaviors remains limited, not least because of the practical difficulties of observations on commercial farms. Algorithmic advances such as YOLO could improve the accuracy and adaptability of these systems.

Answer to a question from a French Deputy on  illegal party nights at the Paris Aquarium, contrary to the 2021 law banning the presentation of animals in nightclubs. The Ministry's reply states that the Paris Departmental Directorate for the Protection of Populations is investigating the case to ensure that legal requirements are met. 

Study evaluating the impact of slaughter methods on stress in carp measured using biochemical parameters in the blood. The recommended method to reduce stress is that of percussion followed by destruction of the brain.