| °Diversity of species and protection of the countryside | |||
| Endangered species in percent of all known species 2007 | |||
| Disappeared or extinct | Endangered and vulnerable | Potentially endangered | |
| Reptiles | 0.0 | 78.9 | 0.0 |
| Amphibians | 5.0 | 65.0 | 5.0 |
| Fish | 14.8 | 38.9 | 18.5 |
| Mammals | 3.7 | 32.9 | 18.3 |
| Molluscs (snails and mussels) | 1.1 | 32.2 | 18.5 |
| Breeding birds | 3.1 | 36.4 | 12.3 |
| Lichens | 4.8 | 32.7 | 13.6 |
| Insects | 5.4 | 34.0 | 11.2 |
| Ferns and flowering plants | 1.6 | 29.9 | 13.6 |
| Mosses | 1.4 | 36.7 | 6.1 |
| Mushrooms | 0.0 | 18.9 | 2.9 |
| National nature reserves, as a percentage of total area | |||
| Strongly protected areas | *Nature reserves | ||
| 1960 | |||
| 1961 | 0.4 | 0.4 | |
| 1962 | |||
| 1963 | |||
| 1964 | |||
| 1965 | |||
| 1966 | |||
| 1967 | |||
| 1968 | |||
| 1969 | |||
| 1970 | |||
| 1971 | |||
| 1972 | |||
| 1973 | |||
| 1974 | |||
| 1975 | |||
| 1976 | |||
| 1977 | 0.4 | 4.6 | |
| 1978 | |||
| 1979 | |||
| 1980 | |||
| 1981 | |||
| 1982 | |||
| 1983 | 0.4 | 13.3 | |
| 1984 | |||
| 1985 | |||
| 1986 | |||
| 1987 | |||
| 1988 | |||
| 1989 | |||
| 1990 | |||
| 1991 | 0.4 | 13.6 | |
| 1992 | 0.7 | 16.3 | |
| 1993 | |||
| 1994 | 0.9 | 16.4 | |
| 1995 | |||
| 1996 | 2.9 | 20.8 | |
| 1997 | |||
| 1998 | 2.9 | 22.4 | |
| 1999 | |||
| 2000 | 2.9 | 22.4 | |
| 2001 | 3.3 | 22.7 | |
| 2003 | 3.4 | 22.7 | |
| 2004 | 3.4 | 22.7 | |
| 2005 | 3.4 | 22.8 | |
| Nature reserves* (incl. Strongly protected areas) | |||
| Nature reserves by country 2004 in % of total area | |||
| DE | 31.5 | ||
| UK | 30.1 | ||
| CH | 28.7 | ||
| US | 25.1 | ||
| FR | 13.3 | ||
| ES | 9.5 | ||
| SE | 9.5 |