The Tabarka is a blockship wreck located in Scapa Flow, United Kingdom. Resting upside down in shallow water, the vessel provides an overhead environment with a distinctive cathedral effect created by light filtering through the hull. The site sits at an average depth of 12 metres, with a range between 6 and 15 metres. Due to strong currents and the nature of the wreck, this site is suitable for advanced divers. Access is by boat only. Visibility typically ranges from 10 to 30 metres. Hazards include entanglement, surge, and the overhead environment. Species recorded around this area include the orange-clubbed nudibranch, rock crab, sea star, and European green crab.

Gobernador Bories is a reef dive located within the Scapa Flow Wrecks in the Orkney Islands. The site features rock and reef structures at a comfortable depth, suitable for divers building confidence in Scottish conditions. Divers can expect visibility ranging from 10 to 30 metres and a moderate current. Water temperatures remain cold, fluctuating between 8 and 13 degrees Celsius throughout the year, necessitating the use of a drysuit. Access to the site is by boat. Species recorded around this area include snails, sea stars, rock crabs, European green crabs, and orange-clubbed nudibranchs.

Bay of Firth features a lush Zostera marina seagrass meadow, providing a vital nursery habitat for various fish and delicate invertebrates. This site is accessible via a recreational slipway, making it suitable for beginner snorkellers. Water temperatures in this marine environment range from 8C to 13C throughout the year. Snorkellers can explore the shallow meadow, which supports a variety of temperate marine life typical of the region, including diverse fish and invertebrates that utilise the seagrass for shelter and feeding. The site offers a straightforward shore entry, providing a accessible opportunity to observe the local coastal ecosystem in the Orkney Islands.

The SMS Karlsruhe is a German Imperial Navy light cruiser scuttled in 1919. Lying on her side, the wreck sits at depths between 12 and 27 metres, with an average depth of 25 metres. Divers access the site via boat, with dives typically lasting 40 minutes. Visibility ranges from 10 to 20 metres, allowing for views of the hull and superstructure. Due to moderate currents and cold water temperatures between 8 and 13 degrees Celsius, a drysuit is essential. The site presents hazards including entanglement risks, potential down currents, and nitrogen narcosis at depth. Divers must plan carefully around narrow tidal windows to ensure slack water.

SMS Kronprinz Wilhelm is a German High Seas Fleet battleship resting upright in Scapa Flow. The wreck spans depths from 12 to 40 metres, with an average depth of 30 metres. Divers can explore the main structure, including massive gun turrets and intact hull plating. The site is accessible only by boat, located 1200 metres from shore. Conditions feature mild currents and visibility between 10 and 20 metres. Due to the cold water temperatures of 8 to 13 degrees Celsius and potential overhead environments, a drysuit and wreck certification are recommended. Divers should be aware of entanglement hazards and the deep nature of the site.

Waulkmill Bay offers a shallow, sandy-bottomed snorkelling experience within the Scapa Flow Wrecks area. The site is suitable for beginners, with depths ranging from 1 to 5 metres and an average of 3 metres. Snorkellers can expect mild currents and visibility between 10 and 25 metres. The habitat consists of seagrass, which supports a variety of temperate marine life and invertebrates typical of the region. Access is via the shore, and the site features parking and toilets. Due to the water temperatures, which range from 7 to 13 degrees Celsius, appropriate thermal protection is necessary. Be aware of cold water and surf conditions when planning your visit.

The SMS Markgraf is a scuttled German First World War battleship lying on its side in Scapa Flow. This wreck site features depths ranging from 19 to 45 metres, with an average depth of 35 metres. Divers can explore the hull, gun turrets, and superstructure. Access is by boat only, and the site is suitable for advanced divers due to the overhead environment and potential for entanglement. Visibility typically ranges from 10 to 30 metres. Water temperatures remain cold throughout the year, between 8 and 13 degrees Celsius, necessitating appropriate thermal protection. Moderate currents are present, and planning dives around slack water is recommended.

SMS König is a scuttled German battleship located in Scapa Flow. The wreck sits upright on the seabed, with the main deck at approximately 16 metres and the hull reaching 42 metres. This site is suited for advanced divers capable of navigating large steel structures. Access is by boat only, and dives typically last 30 minutes. Conditions include moderate currents and visibility ranging from 5 to 20 metres. Water temperatures are cold, between 8 and 13 degrees Celsius, making drysuit diving essential. Divers should be aware of hazards including boat traffic and entanglement risks. Slack water is the recommended window for diving, and coordination with a charter skipper is necessary.