The 10 species are found as five in each family.
Over 30 species of fish have been found in the river.
Many species of fish can be found in the area.
However, there have been cases where the two species are found together.
Over 800 species of plants are found within the natural park.
Only one species in this order is found all over Europe.
Several more species have been found but not yet described.
Only about four or five species can be found near the mouth.
Over 190 species of tree are found in the park.
About 700 species have been found in the area overall.
