TY - RPRT TI - Where species distribution models fail under occurrence-data contamination: calibration error concentrates at stream-network headwaters AU - Miok, K. AU - Laza, A. V. AU - Skrlj, B. AU - Robnik-Sikonja, M. AU - Parvulescu, L. PY - 2026 DO - 10.64898/2026.07.14.738364 UR - https://www.biorxiv.org/content/10.64898/2026.07.14.738364v1 ID - 10.64898/2026.07.14.738364 ER -