The waters off Cape May form the confluence of Delaware Bay and the Atlantic Ocean, creating nutrient-rich feeding grounds that draw Atlantic bottlenose dolphins within a mile of shore from late spring through autumn. Commercial whale watching operations began here in 1993, when a handful of charter captains recognized the resident dolphin pods that surface predictably during tidal changes. The Cape May Whale Watcher — a seventy-five-foot steel vessel purpose-built for marine observation — now carries naturalists from the Marine Mammal Stranding Center on every departure, logging sightings that contribute to population studies spanning three decades. Cape May's position at the southern terminus of the New Jersey coast places it along the migratory corridor for humpback, finback, and minke whales moving between Caribbean calving grounds and North Atlantic feeding zones. Dolphin sightings occur on ninety-two percent of scheduled cruises between June and September, with peak activity during the two hours surrounding high tide when baitfish schools compress near the harbor mouth. Morning departures favor calmer seas and sharper light for photography; sunset cruises offer oblique sun angles that illuminate dorsal fins and blow sprays against darker water. The vessels operate from a private dock on Wilson Drive, adjacent to the Cape May-Lewes Ferry terminal. Each cruise covers twelve to fifteen nautical miles, circling the Fishing Grounds — a submerged plateau two miles offshore where depth drops from thirty to ninety feet within a quarter mile. Onboard naturalists identify individual dolphins by dorsal notching and explain echolocation behavior audible through hydrophones lowered midway through each trip. The fleet includes both open-deck catamarans and enclosed vessels with climate-controlled cabins, accommodating varying weather preferences without altering route or duration. Reservations for Cape May dolphin boat tour departures open ninety days ahead and fill quickly for weekend sunset slots during July and August. The operator enforces a thirty-minute pre-boarding window to complete safety briefings and assign deck positions before departure. Federal marine mammal protection laws prohibit pursuit or approach within fifty yards, so sightings depend on the animals' movement patterns rather than crew navigation — a constraint that keeps encounters unpredictable and ecologically sound.