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Research 15 July 2026

FELASA–AALAS recommendations provide a structured way to introduce fish colonies while protecting health status, staff safety and the reliability of research.

• aquatic facility biosecurity
• fish quarantine
• laboratory fish colonies
• epidemiological units
• occupational zoonoses

Environment 15 July 2026

A standardised set of reflex observations can provide a rapid field measure of fish vitality, provided the protocol is validated for the species and release context.

• RAMP assessment
• fish release
• reflex impairment
• delayed mortality
• fisheries monitoring

Aquaculture 15 July 2026

A study across eight Italian farms documents AcIV-E circulation and the diagnostic challenge posed by non-specific signs and the lack of routine cell culture.

• AcIV-E surveillance
• sturgeon farming
• molecular diagnostics
• aquaculture biosecurity
• juvenile sturgeon mortality

Public aquariums 15 July 2026

A two-species study shows how food enrichment, competition and visitor attendance can interact with fish behaviour in a public aquarium exhibit.

• visitor effect
• food enrichment
• fish behaviour
• aquarium welfare
• behavioural monitoring

Public aquariums 14 July 2026

Research at the Tennessee Aquarium shows how flow, depth and substrate shape fish space use, turning microhabitat choice into evidence-based enrichment.

• environmental enrichment
• microhabitats
• behaviour
• animal welfare
• stream fish

Environment 14 July 2026

A US field study combines PFAS measurements in wild fish with tissue pathology and molecular responses, offering a practical model for integrated aquatic surveillance.

• PFAS
• ecotoxicology
• biomonitoring
• wild fish
• environmental surveillance

Research facilities 14 July 2026

A 20-laboratory study shows how noise, transport, feeding and stocking density can shape zebrafish behavioural outcomes.

• zebrafish
• reproducibility
• behaviour
• housing conditions
• aquatic facilities

Aquaculture 14 July 2026

An experimental killed bacterial vaccine delivered in feed improved channel catfish survival after Aeromonas challenge, highlighting both the promise and constraints of oral boosters.

• oral vaccination
• Aeromonas hydrophila
• channel catfish
• immunity
• disease prevention

Aquaculture 13 July 2026

A new European framework highlights 11 practical indicators to monitor farmed fish welfare, detect early warning signs and improve daily decisions on farms.

• animal welfare
• welfare indicators
• fish farming
• monitoring
• husbandry

Public aquariums 13 July 2026

Night-time lighting in public aquariums can alter rest, behaviour and reproduction. Practical controls can preserve natural light-dark cycles.

• lighting
• circadian rhythms
• animal welfare
• photoperiod
• light pollution