Docked boats, marina activity and the Lewes canal give Harbour Restaurant at Canal Square a setting that is hard to duplicate with dining-room décor alone. The water is right there in the downtown district, turning a drink or dinner into a chance to slow down and look out over the passing scene.

Harbour keeps the mood polished without making the evening stiff. It is a restaurant for an anniversary, birthday, date night or celebratory dinner, but also a comfortable place to settle in for a cocktail and a few appetizers by the water.

The dining room brings a more composed, detail-minded setting, while the outdoor deck, patio and porch put the canal and boats more directly in view. A small porch section near the bar has a particularly cozy position facing the water.

A meal built around the coast

Seafood is the center of gravity here, in dishes that range from familiar comforts to more elaborate plates. Crab, lobster, scallops, clams, mussels, shrimp, oysters, fish and crudo-style preparations all have a place in the restaurant’s coastal approach.

The crab cake has become a particularly worthwhile order. It is notably meaty, with very little filler, which is exactly the quality most people hope for when a crab cake arrives at the table.

A steak-and-cake special has paired a six-ounce filet mignon with one of those crab cakes, along with mashed potatoes, green beans and a Caesar salad. It is a useful example of Harbour’s range: seafood may lead the menu, but dinner does not have to be entirely about seafood.

Other dishes that have appeared include scallops over corn salad, lobster tail, whole branzino, shrimp pappardelle, Golden Tilefish and fish and chips. The list moves easily from a straightforward seafood supper to a more dressed-up entrée.

Start with the smaller plates

The appetizer menu gives a table plenty to share before moving on to main courses. Steamed clams, calamari, crudo, lobster-and-crab beignets, and crab and shrimp fritters make a convincing case for lingering over the opening round.

The steamed clams come with a broth worth paying attention to, not merely a vessel for the shellfish. It has enough flavor to invite a spoon after the clams are gone.

For a cooler, brighter direction, a ceviche preparation has combined crab, shrimp, sea bass and yellowfin tuna with lime, onion and spicy pepper, served over sesame seaweed. It is a lively counterpoint to the richer fried starters and buttery seafood entrées.

Even the Caesar has shown a traditional-minded touch, arriving with small strips of sardine. That detail will please diners who like their Caesar salad with a little salty, old-school character.

Not only seafood

A mixed table does not have to negotiate its way around the menu. A thick-cut pork chop has been served tender and juicy, while duck breast has appeared as a carefully cooked, flavorful choice for celebratory meals.

Vegetarian dishes are clearly labeled on the menu, another helpful detail when dinner includes several different appetites. Harbour’s format makes it easy for one person to pursue a full seafood feast while another takes a different route.

Cocktails by the canal

The full bar gives Harbour a second personality. The waterfront bar and adjacent porch are good places to order appetizers and drinks without committing immediately to a long dinner, especially when the canal view is the plan.

Cocktails are carefully made, generous and often spirit-forward. The bourbon-based Falsetto and the Ruby Slipper are among the drinks that have appeared on the list, alongside an extensive wine selection.

Non-drinkers are not left with an afterthought. Mocktails and other zero-proof choices give the bar program a fuller range, useful for a dinner party with different preferences or for an evening when a cocktail simply is not on the agenda.

Save room for dessert

Dessert is not a token final course at Harbour. Crème brûlée, lemon-and-blueberry cheesecake, fruit potpourri pie and coconut crème cake have all made appearances, offering both classic and more playful ways to finish.

The warm cherry tart with vanilla ice cream is especially appealing after a seafood dinner. The ice cream has come from Hopkins, a local dairy farm, while the desserts themselves are made in-house by one of the owners.

That in-house effort suits the rest of the meal: composed plates, a little extra care, and enough variety to encourage the table to order more than one dessert and pass forks around.

Dinner, brunch and occasions worth dressing up for

Harbour works well when the evening calls for a little occasion. Attentive, personalized service, attractive plating and a relaxed fine-dining pace give birthdays and anniversaries the right degree of ceremony without turning the room formal or hushed beyond conversation.

The dining room can be quiet enough for easy talk, and the waterfront supplies visual interest without requiring the table to manufacture its own entertainment. Small groups can settle into a full meal; couples can keep the evening simpler with drinks, starters and dessert.

Brunch offers another way in. Children have been served freshly squeezed orange juice in plastic cups, and nearby Canal Square adds a practical family-friendly extension to the outing, with a park, playground and a pier where kids can look for crabs.

The restaurant also hosts multi-course wine-pairing dinners, matching a wine with each course. These special-event meals offer a more structured version of Harbour’s usual food-and-wine sensibility.

A few useful details before you go

Reservations are advisable for dinner and other popular dining periods. Seating can include the dining room, outdoor patio or deck, porch seating near the bar, and waterfront bar seats, so the shape of the visit can be as important as the menu.

The most direct canal views are associated with the outdoor areas, porch and bar rather than every table in the restaurant. Outdoor seating can also cool down once the sun drops; blankets have been offered on chilly evenings.

Parking in downtown Lewes may take a little searching. Free and paid lots, along with paid street parking, are available in the area, but the restaurant’s canal-side location is worth allowing a few extra minutes to reach.