The plans should guarantee a significantly higher percentage in each river basin, whilst taking account of the conditions in each of them, such as greater or lesser abundance and/or barriers.
Plāniem būtu jāgarantē daudz lielāks procents katrā upju baseinā, taču atkarībā no lielākas vai mazākas bagātības un/vai esošajiem šķēršļiem tajos.