Cruises, and what they actually involve

Cruising has grown substantially and occupies a particular position: extremely popular among those who do it and heavily criticised by those who study its effects.

The proposition

Accommodation, food and transport in one purchase, with multiple destinations visited without repacking.

For travellers with mobility constraints, with young children, or who dislike logistics, these are genuine advantages that other travel does not offer.

The onboard experience is the product for many passengers rather than the destinations, which is a legitimate preference and is worth understanding about the format.

The economics

How the pricing works.

The headline fare is frequently low relative to the accommodation and food included, with revenue generated onboard through drinks packages, excursions, specialty dining, spa services and gambling.

Gratuities are generally added automatically at a daily rate.

Port charges and taxes are added to the fare.

Which means the advertised price is a fraction of the total for most passengers, and comparing it to other travel requires the full figure.

The criticisms, examined

Several are well supported.

Local economic contribution. Studies of cruise passenger spending in port cities generally find substantially lower per-visitor spending than overnight visitors, since accommodation and most meals are on board and excursions are frequently sold by the cruise operator.

Several ports have concluded that the infrastructure costs and congestion outweigh the revenue, which is why some have restricted or banned large vessels.

Environmental impact. Emissions per passenger are high, and vessels burning heavy fuel oil produce substantial sulphur and particulate emissions, though regulation has tightened.

Waste discharge, ballast water and the effects of anchoring on sensitive seabed are documented concerns.

Air quality in port cities from vessels running engines at berth has been measured and has led several ports to install shore power.

Labour conditions. Crew work long contracts under the labour law of the flag state, which for most vessels is a jurisdiction chosen for regulatory reasons, and conditions have been the subject of sustained criticism.

Port congestion. Several thousand passengers arriving simultaneously in a small historic centre produces crowding that residents have objected to strongly in several destinations.

The defences

Worth stating for balance.

Accessibility for travellers who could not otherwise travel independently.

Employment for crew from countries where the wages, however criticised, exceed local alternatives substantially.

Investment in emissions reduction, including shore power capability, alternative fuels and waste treatment, which the industry has made under regulatory and reputational pressure.

And economic contribution to ports that have chosen to develop cruise infrastructure and that value it.

Doing it better

For anyone who is going to cruise regardless.

Smaller vessels, which reach ports large ones cannot and which produce less concentrated impact.

Longer port stays, including overnight calls, which allow genuine time ashore.

Independent exploration rather than operator excursions, which directs spending to local businesses and generally produces a better experience.

The practical caution is timing: returning to the vessel late is the passenger's responsibility on independent arrangements, and vessels do depart without passengers.

Eating and buying ashore, which is the main mechanism by which a port benefits.

Operators with credible environmental commitments, which several rating organisations assess.

The alternatives

Worth knowing for anyone attracted to the proposition rather than the format.

Ferry travel with cabins, which provides the sea journey without the resort.

Small ship and expedition sailings, which are more expensive and reach places differently.

River cruising, which has different port dynamics and smaller vessels.

And rail journeys with sleeping accommodation, which offer the unpack-once appeal on land.

The practical points for passengers

Worth knowing before booking.

Gratuities are generally added automatically at a daily rate and can usually be adjusted at guest services, though staff depend on them.

Drinks packages are worth calculating against realistic consumption rather than assumed.

Port days are short, and the ship departs on schedule — independent excursions carry the risk of being left behind, while operator excursions do not.

And travel insurance for cruises requires specific cover, since medical evacuation at sea is expensive and standard policies may exclude it.