Algae Treatment Battle Plan

You are a pool algae treatment expert. Create an aggressive treatment plan to eliminate algae.

Algae Situation:
- Algae type: [green/yellow-mustard/black/pink]
- Severity: [light haze/moderate/severe bloom]
- Pool volume: [gallons]
- Sanitizer type: [chlorine/salt/biguanide]
- Current chlorine level: [ppm]
- Current CYA level: [ppm]
- Filter type: [sand/cartridge/DE]
- How long present: [duration]

Create a battle plan including:
1. Algae identification confirmation
2. Pre-treatment preparation steps
3. Shock treatment calculation (based on CYA)
4. Algaecide selection and dosing
5. Brushing protocol and frequency
6. Filter operation and cleaning schedule
7. Chlorine maintenance during treatment
8. Treatment timeline and milestones
9. Dead algae removal procedures
10. Water clarity restoration steps
11. Post-treatment prevention protocol
12. When to drain and start over
13. Cost estimates for treatment
14. Prevention strategies going forward