Commercial lobster fishing has anchored Halifax Harbour's economy since the 1870s, when Maritime provinces supplied nearly half of North America's crustacean harvest. By the early twentieth century, Halifax's wharves processed over four million pounds annually, shipping live lobster in wooden crates packed with seaweed to Boston and New York via steam freighter. The industry contracted during both world wars, then resurged in the 1950s as refrigerated transport and strict conservation quotas stabilized stocks. Today's fishery operates under some of the continent's most rigorous licensing regimes: trap limits, seasonal closures, and minimum carapace measurements ensure sustainable yields while preserving the harbour's role as a working waterfront. Halifax Harbour's lobster grounds occupy the transition zone where the Bedford Basin's brackish outflow meets the open Atlantic. This salinity gradient concentrates prey species—rock crab, sea urchin, periwinkle—that lobsters feed on, creating dense populations within a nautical mile of the downtown piers. The seabed drops from ten metres near the ferry terminal to fifty metres off McNabs Island, a topography that forces cold nutrient currents upward and sustains year-round biological productivity. Captains set their traps along these depth contours, anchoring wire cages to granite ledges that have hosted lobster colonies for millennia. A Halifax lobster fishing tour departs from the Lower Water Street docks, where the same piers that once loaded schooners now berth fiberglass workboats outfitted with hydraulic haulers and live wells. Guests board alongside commercial gear—coiled polypropylene line, mesh bait bags, vinyl gloves—and motor past the Seaport Farmers' Market toward Georges Island. The tour follows active trap lines, hauling from depths of twenty to forty metres. Captains measure each lobster with brass calipers, demonstrating the eighty-one-millimetre minimum and explaining v-notch protocols that protect breeding females. Undersized specimens and egg-bearing hens return to the water immediately; legal-size males often go into the hold, destined for harbour-side restaurants within hours. The entire operation—trap retrieval, sorting, re-baiting, resetting—unfolds in under three minutes per buoy, a rhythm honed over decades of pre-dawn runs and following the tides that govern everything in these waters.