FISH GUIDE Russian patent published in 2006 - IPC E02B8/08 

FIELD: hydraulic engineering.

SUBSTANCE: invention relates to fish facilities designed to pass spawners through retaining structures to places of spawning and fattening. Proposed fish guide contains fish guide slots with prismatic cross section made in bottom of headrace of lower pond arranged at acute angle to longitudinal axis of fish facility, and device to feed additional water into inner space of slots furnished with bottom galleries and stream-forming heads. End face parts of slots adjoining inlet of trough-fish storage communicate with the latter through channels with bottom inclined in direction of lower pond. End face parts of slots pointed to lower pond are connected with fish channels arranged along each bank edge of headrace of lower pond parallel to bank edge. Downstream sides of bottom sills are made parallel to fish guide slots are installed before slots. Upper end face part of bottom sills adjoins inlet part of trough-fish storage, and lower end face part of bottom sills adjoins bank edge of headrace of lower pond.

EFFECT: provision of hydraulic conditions in zone of fish guide providing effective movement of fish to inlet of fish facility.

11 cl, 2 dwg