Electric or battery-hybrid crew boats are highly suitable for short-distance, high-frequency personnel transfer operations with fixed routes and predictable duty cycles. Fully electric configurations enable zero-emission, low-noise, and low-vibration operation, improving crew comfort and reducing environmental impact in port and nearshore areas. Where longer range or higher operational flexibility is required, a battery-hybrid setup allows batteries to support acceleration and maneuvering. Fast charging or modular battery systems ensure high availability and quick turnaround, making electric and hybrid crew boats a practical and scalable solution for decarbonizing offshore and port support services.