![Mustard Algae – How to diagnose and treat Mustard or Yellow Algae in your Swimming Pool – Ask the Pool Guy Mustard Algae – How to diagnose and treat Mustard or Yellow Algae in your Swimming Pool – Ask the Pool Guy](https://askthepoolguy.com/wp-content/uploads/2016/06/vinyl-liner-pool-dirt-sediment-4-300x225.jpg)
Mustard Algae – How to diagnose and treat Mustard or Yellow Algae in your Swimming Pool – Ask the Pool Guy
![Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted](https://preview.redd.it/mystery-liner-stains-mystery-liner-stains-strange-yellow-v0-hi19ypx5slcb1.jpg?width=640&crop=smart&auto=webp&s=fa747b1c98b31c78d007dc7d8c8aa2dd05b6838c)
Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted
![Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted](https://i.redd.it/mystery-liner-stains-mystery-liner-stains-strange-yellow-v0-gsyo6qx5slcb1.jpg?width=4032&format=pjpg&auto=webp&s=89c593eceb85f51450cd30782414819830dac61b)
Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted
![Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted](https://preview.redd.it/mystery-liner-stains-mystery-liner-stains-strange-yellow-v0-k3da6qx5slcb1.jpg?width=640&crop=smart&auto=webp&s=7ca2f936910b43689bedc79c148e2c9e61e1ae50)
Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted
![Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted](https://preview.redd.it/mystery-liner-stains-mystery-liner-stains-strange-yellow-v0-qgk46rx5slcb1.jpg?width=640&crop=smart&auto=webp&s=4002472bf1a47be4b85a1f22be839d8fd61404b2)