The utility model discloses a beach dish is protected to inland river ecology, including the fixed block of upper portion disk body and lower part, the upper portion disk body passes through fixed block in lower part and waterline are fixed on the body of beach, the fixed block in lower part is buried and internal and pass through on the beach the waterline with the upper portion disk body is connected, trying to get to the heart of a matter of upper portion disk body adopts perishable net shape to become upper portion disk body internal fixation has ecological bag or ecological the pad. The utility model discloses a fixed ecological bag and/or ecological pad the in the disk body of upper portion, after a period, the plant begins to root, and trying to get to the heart of a matter that adoption perishable net shape becomes also begins to rot, and the plant root passes ecological bag and/or the beach body is goed deep into to ecological the pad, just formed the natural beach face that protects, as a natural media, for water biological A good matter energy circulation system has been builded to the soil body, has good ecological benefits and environmental protection profit. This disk body structural design is simple simultaneously, and NULL is few, and construction convenience is swift, has saved the construction investment greatly.