Saleh Bay hosts one of the world's few coastal aggregations of Rhincodon typus — whale sharks — drawn year-round to the nutrient plumes surrounding traditional bagan fishing platforms anchored three to six kilometers offshore. The bay's shallow thermocline and upwelling currents deliver planktonic density that sustains juveniles and sub-adults measuring four to eight meters in length, many returning season after season to feed beneath the same wooden structures. Conservation NGOs documented 187 individual sharks through photo-identification between 2015 and 2023, establishing Saleh Bay as the largest accessible whale shark population in Indonesian waters outside Cenderawasih. Unlike pelagic dive sites requiring liveaboard vessels and advanced certification, Saleh Bay's bagan platforms sit in water shallow enough for snorkelers to descend directly from small motorized boats. Fishermen have occupied these structures for generations, suspending nets beneath acetylene lamps to attract baitfish after dark; whale sharks learned to patrol the perimeter at dawn, mouths agape, filtering discarded catch and plankton stirred by the night's activity. The 100,000-rupiah conservation fee, introduced in 2018, funds platform monitoring and enforces a three-meter minimum distance between swimmers and sharks, a protocol that reduced tail-strike incidents by 64 percent within two years. Most sumbawa whale shark tour from bali packages depart Lombok rather than Bali itself, requiring an overnight ferry or short flight to Labuan Lombok, then a three-hour overland transfer to Labuan Jambu, the fishing village serving as Saleh Bay's eastern gateway. Two-day itineraries allocate the first afternoon to boat orientation and village homestays, then launch at 05:30 the following morning to reach the bagan cluster during peak feeding hours. Water temperature holds steady at 27–29 degrees Celsius; visibility ranges from twelve to twenty-five meters depending on tidal phase and recent rainfall in the watershed. Guides brief participants on passive observation techniques — no flash photography, no pursuit swimming, no contact with the animals — before allowing entry in rotating groups of four to six snorkelers per platform. The bay's remoteness preserves its appeal. No resorts line the shore; no tour buses idle at the dock. Saleh Bay remains a working fishery first, a wildlife encounter second, and that operational hierarchy keeps crowding minimal even during July and August peaks. Operators schedule arrivals to avoid overlap, and the bagan owners themselves enforce daily visitor caps. For travelers willing to invest two full days and accept basic accommodation, the reward is an encounter unmediated by aquarium glass or documentary edit — just early light, open water, and the unhurried passage of the ocean's largest fish.