- Horizontal swim speed: 0.5-1.0 → 0.2-0.5 (60% slower) - Vertical drift: 0.3 → 0.15 (50% slower) - Makes whales easier to track and hit - Better difficulty balance 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>