The idea that physical environment affects healing outcomes is not new. Aquariums occupy a unique position within this research — they are dynamic, living systems that engage multiple senses simultaneously in a way that other design elements cannot replicate.
The Evidence Base
In dementia and memory care units, the introduction of aquariums has been associated with improvements in cooperative behavior, reductions in agitated behavior, improved sleep quality, and notable increases in nutritional intake. In general healthcare settings, the evidence points to reductions in perceived pain, lower self-reported anxiety, and improved mood scores.
In memory care units, aquariums have shown improvements not just in mood and behavior, but in measurable clinical outcomes including nutritional intake and sleep quality.
Applications in Hospital Settings
Lobby and Reception Areas
A statement aquarium in a hospital lobby sets the tone for the entire facility. Large-format installations — built-in wall systems or freestanding columns — work particularly well in double-height lobbies.
Waiting Areas and Pre-Procedure Rooms
Pre-procedure anxiety is a significant clinical challenge. A well-positioned aquarium in these spaces is one of the few design interventions with documented physiological effect.
Pediatric Wards and Clinics
Children respond particularly strongly to aquariums. For pediatric wards and children's dental clinics, an aquarium is both a therapeutic tool and a meaningful source of delight in an otherwise clinical environment.
Memory Care and Dementia Units
Memory care residents who have consistent access to aquariums show measurable improvements across multiple behavioral and clinical indicators. Aquariums should be fully enclosed and secured, with calm, slow-moving fish in naturally soothing color palettes.
Specification Considerations for Healthcare Facilities
- Infection control compliance — sealed filtration, no open-top designs in clinical areas
- Quiet operation — no audible noise in patient areas
- Robust maintenance contracts — weekly or bi-weekly service
- Appropriate species selection — calm, low-aggression fish
- Structural planning — early coordination with facilities teams
- Access for service — cabinetry must allow efficient maintenance
Working with Okeanos
Okeanos Group works with hospital facilities teams, healthcare interior designers, and practice owners to design and install aquariums appropriate for clinical environments. Contact us or call 212-244-9555.