Douglas carded 574, but Turner had a worrying moment before returning a score of 565 to secure the gold.
The 33-year-old computer systems designer, who had heart surgery last year, thought he had ‘messed up’ when he put two pellets into the chamber, which then required him to discard the top score on that card.
But the Commonwealth Games shooter overcame the lost points to retain the title the pair won in Shetland two years ago.
Their total of 1,039 pushed Gotland into the silver medal position at the Kapodistriou range, while Jersey’s ladies’ team of Chantelle Ward and Aebhanne Rees-Williams were the sole entrants, with a combined score of 703.
Whether a medal will be awarded for their respective efforts of 338 and 365 is still unclear, though most events require a minimum of four starting entrants to qualify for any medals to be awarded.
Air rifle team manager Shane Lopez-Rubio is happy with the way the squad is shaping up and is looking forward to the rest of the week.
There were more medals for Jersey’s shooters yesterday when Dave Ward and Derek Bernard won their second golds of the Games, this time in the ISSF Centre Fire pistol team event.
Chantelle Ward and Jennie Ward finished second in the ladies’ ISSF standard pistol team but didn’t pick up a medal as there were only three entries.