The number of academic staff able to teach in Welsh at Welsh Higher Education Institutions (excluding the Open University) has decreased by 7% compared to 2019/20.
Mae nifer y staff academaidd sy'n gallu addysgu drwy gyfrwng y Gymraeg mewn sefydliadau addysg uwch yng Nghymru (ac eithrio’r Brifysgol Agored) wedi gostwng 7% o gymharu â 2019/20.