00505nam a22001817a 4500 OSt 260623b |||||||| |||| 00| 0 eng d 9783030192419 639.977 S41F Schwevers, Ulrich Fish Protection Technologies and Fish Ways for Downstream Migration Switzerland Springer Nature 2020 xiv. 279 p. Fish protection Fish Ways Fish Downstream Migration ddc BK 52218 52218 0 0 ddc 0 0 RAU RAU GEN 2026-06-23 SRT, New Delhi INR 12885.00 639.977 S41F 88981 2026-06-23 2026-03-02 BK SRT/38/2025-26