The Wairau River in Marlborough, New Zealand, offers a range of outdoor activities, including fishing, kayaking, and hiking along its banks. Accessibility varies depending on the specific location; some areas are easily accessible by car, while others may require hiking or four-wheel drive. Both solo and guided visits are possible, with guided fishing trips and kayaking tours available. Seasonal restrictions may apply, particularly during the spawning season for fishing and during periods of high river flow. The cost can vary greatly depending on the activity, from free access for hiking to several hundred dollars for a guided fishing experience. A typical visit duration can range from a few hours for a short walk to a full day for a more involved activity like fishing or kayaking. The river's flow and conditions can change rapidly, so it's important to check local conditions and weather forecasts before visiting and to exercise caution when participating in water-based activities.