In April 2010, there was a report of a sighting off the island of Marettimo, in the Egadi Islands off the coast of Italy, in Trapani Province. This species of seal grows from approximately 80 centimetres (2.6 ft) long at birth up to an average of 2.4 metres (7.9 ft) as adults, females slightly shorter than males.
, On 24 June 2011, the Blue World Institute of Croatia  filmed an adult female underwater in the northern Adriatic, off the island of Cres and a specimen of unverified sex on 29 June 2012. The habitat of this pinniped has changed over the years. MOm/Hellenic Society for the Study and Protection of the Monk Seal, Athens, Greece. , In November 2018, a young monk seal was spotted at the coast of Karavostasi in Cyprus, only to be found dead at the same area a few days later. In ancient Greece, the Mediterranean monk seals were placed under the protection of Poseidon and Apollo because they showed a great love for the sea and the Sun. Because of these seals' shy nature and sensitivity to human disturbance, they have slowly adapted to try to avoid contact with humans completely within the last century, and, perhaps, even earlier. , On 7 April 2015, a large floating "fish" was reported near Raouche, Beirut in Lebanon, and collected by a local fisherman. Monk seal survival seems to be very dependent on the existence of suitable pupping caves. , In 2008, lactation was reported in an open beach, the first such record since 1945, which could suggest the seal could begin feeling increasingly safe to return to open beaches for breeding purposes in Cabo Blanco. After the first moulting the coat is usually (dark) brown or grey with the belly a lighter colour, sometimes with a large white patch. Damage inflicted on fishermen's nets and rare attacks on off-shore fish farms in Turkey and Greeceare known to have pushed local people towards hunting the Mediterranean monk seal, but mostly out of revenge, rather than population control.  On 2 May 2013 a specimen was seen on the southernmost point of Istrian peninsula near the town of Pula. On 27 January 2020, a young monk seal was spotted in Apulia.  The gestation period lasts close to a year. There may be some individuals using coastal areas among other parts of Western Sahara, such as in Cintra Bay.