Looks to me like the water is trying to display as a full block, despite the fact that only the top half should be visible. Took screenshots at a number of different angles, both head on and at the edge of the screen. Also, I should probably mention that I have Optifine installed.
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This report is invalid as your game was modified when experiencing this issue. In the attachments you've provided, I can see that you're using modifications and the bug tracker only handles reports that can be reproduced in a vanilla environment. If the problem persists without the use of mods, feel free to create a new report. Additionally, please see the Bug Tracker Guidelines for the minimum standards when submitting a ticket.
Please provide a screenshot with the debug screen enabled (hit the
F3key) demonstrating the issue.