In 1992 the Dutch Butterfly Foundation continued their project on first observations of butterfly species. The results are discussed and a comparison is made with 1991. Due to the mild winter. Gonepteryx rhamni, Aglais urticae and Inachis io were already first observed in January-
| Additional Metadata | |
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| Vlinders | |
| CC BY-NC 4.0 NL ("Naamsvermelding-NietCommercieel") | |
| Organisation | De Vlinderstichting |
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Chris van Swaay. (1993). Eerste waarnemingen ’92. Vlinders, 8(1), 15–18. |
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