1. Places where marine mammals, such as seals or sea lions, come ashore to rest, breed, or molt.
Usage: Usually plural; used in marine biology and wildlife contexts

Examples

• The seals gathered at their traditional haulouts along the rocky coast.
• Marine biologists monitor the haulouts to track seal population changes.
• Sea lions use the same haulouts year after year for breeding season.
• The protected haulouts provide safe resting areas for nursing mothers.
• Researchers counted over 200 seals at the northern haulouts this spring.