Polish Forms of Nature Protection
Reference of all protected areas registered in Poland: national parks, reserves, landscape parks, Natura 2000 sites, and other forms. Data sourced from CRFOP.
12,902 areas match.
| Name | Type | Voivodeship | Area (ha) | Est. | CRFOP | Records |
|---|---|---|---|---|---|---|
| OLGIERD | Natural monument | — | 0.00 | 1984 | 103559 | — |
| Olgierd | Natural monument | — | 0.00 | 1991 | 76095 | — |
| Olgierd i Kiejstut | Natural monument | — | 0.00 | 1984 | 92701 | — |
| Olimpia | Natural monument | — | 0.00 | 1985 | 119898 | — |
| Olimpia | Natural monument | — | 0.00 | 2001 | 105062 | — |
| Olistolit Jurajski | Documentation site | podkarpackie | 1.80 | 1996 | 44021 | — |
| Oliwnik Oli | Natural monument | — | — | 2025 | 121743 | — |
| Oliwskie Nocki | Ecological use | — | 0.07 | 2001 | 118046 | — |
| Ols nad Koplą w Daszewicach | Ecological use | — | 1.51 | 2025 | 122172 | — |
| Olsy na Żabieńcu | Ecological use | łódzkie | 4.67 | 2010 | 110070 | — |
| Olsy nad Nerem | Ecological use | łódzkie | 14.61 | 2010 | 110072 | — |
| Olsy Płoszyckie | Nature reserve | — | 236.44 | 1997 | 3709 | — |
| Olsy Sokołowickie | Ecological use | — | 77.98 | 2007 | 106291 | — |
| Olsy Spalickie | Ecological use | — | 4.95 | 2007 | 106292 | — |
| Olsza Joanna | Natural monument | — | — | 2024 | 121762 | — |
| Olsza Kosa w Stężnicy | Nature reserve | podkarpackie | 1.78 | 1974 | 3076 | — |
| Olsza przy łące | Natural monument | — | 0.00 | 2013 | 117696 | — |
| Olszak | Nature reserve | opolskie | 23.83 | 2012 | 43499 | — |
| Olszanka | Nature reserve | zachodniopomorskie | 1,354.95 | 1998 | 3727 | — |
| Olszanka | Natura2000 | lubelskie | 10.97 | 2021 | 44796 | — |
| Olszanka | Nature reserve | lubelskie | 8.53 | 1983 | 3290 | — |
| Olszanka Myśliszcze | Nature reserve | podlaskie | 278.32 | 1995 | 34631 | — |
| Olszowe Źródliska | Nature reserve | pomorskie | 13.55 | 2024 | 121640 | — |
| Olszówka | Natural monument | — | 0.00 | 1970 | 85164 | — |
| Olszyna | Nature landscape complex | — | 2.23 | 1994 | 4510 | 13 |
| Olszyna Łęgowa w Kalnicy | Nature reserve | podkarpackie | 14.39 | 1971 | 3023 | — |
| Olszyna Łyczyńska | Nature reserve | — | 24.89 | 1982 | 3272 | — |
| Olszyna Źródliskowa pod Lubiechowem Dolnym | Nature reserve | zachodniopomorskie | 1.00 | 1973 | 3060 | — |
| Olszynka | Ecological use | — | 0.99 | 1999 | 112627 | — |
| Olszynka | Ecological use | — | 1.32 | 1997 | 111066 | — |