Note: Single-source report; awaiting corroboration.

Spain impressed home fans by defeating Croatia 22-6, building an early lead with a 9-0 first quarter in the U18 women's water polo tournament.

In another match, New Zealand secured a narrow 17-16 win over Turkiye in Group C. After holding a five-goal lead midway through the game, New Zealand withstood a strong comeback from Turkiye and held on in the final moments. Key contributions came from India-Rose Scholes, who scored six goals, and Isabella Lambie, who added four.

Other results included Greece's 11-7 win over the Netherlands, Hungary's 12-11 victory against Italy, Germany's 12-10 result against Malta, South Africa's 13-6 win over Zimbabwe, and Australia's 35-7 triumph against Brazil, which was the day's largest margin.

The tournament featured competitive matches across all groups, with some teams taking early leads and others delivering dramatic finishes, such as New Zealand's tight contest with Turkiye.