Macroalgae

Shop premium Macroalgae for your saltwater tank—natural nutrient export, vibrant colors, and perfect for refugiums or display aquascapes.

Red Feather Fern Macroalgae
-45%

Red Feather Fern Macroalgae

Regular price $5.49
Sale price $5.49 Regular price $9.99
Unit price
Pom Pom Macroalgae - Corals Anonymous
-59%

Pom Pom Macroalgae

Regular price $4.00
Sale price $4.00 Regular price $9.99
Unit price
Fire Silk Macroalgae - Corals Anonymous
-54%

Fire Silk Macroalgae

Regular price $6.75
Sale price $6.75 Regular price $14.99
Unit price
Chaeto Macroalgae - Corals Anonymous
-21%

Chaeto Macroalgae

Regular price $14.99
Sale price $14.99 Regular price $18.99
Unit price
Tidefire Macroalgae (Rare) - Corals Anonymous
-25%

Tidefire Macroalgae (Rare)

Regular price $14.99
Sale price $14.99 Regular price $19.99
Unit price
Christmas Tree Shaving Brush Macroalgae 2
-13%

Christmas Tree (Shaving Brush) Macroalgae

Regular price $12.99
Sale price $12.99 Regular price $14.99
Unit price
Strawberry Fern Red Macroalgae - Corals Anonymous
-20%

Strawberry Fern Red Macroalgae

Regular price $11.99
Sale price $11.99 Regular price $14.99
Unit price
Sea Lettuce Macroalgae Macroalgae
-28%

Sea Lettuce Ulva Macroalgae

Regular price $9.99
Sale price $9.99 Regular price $13.99
Unit price
Codium Green Seaweed Macroalgae - Corals Anonymous
-49%

Codium Green Seaweed Macroalgae

Regular price $9.00
Sale price $9.00 Regular price $17.99
Unit price
Blue Hypnea Macroalgae - Corals Anonymous
-69%

Blue Hypnea Macroalgae

Regular price $10.50
Sale price $10.50 Regular price $34.99
Unit price
Red Grape Macroalgae - Corals Anonymous
-37%

Red Grape Macroalgae

Regular price $14.99
Sale price $14.99 Regular price $23.99
Unit price
Queen of Hearts Macroalgae - Corals Anonymous
-64%

Queen of Hearts Macroalgae

Regular price $3.50
Sale price $3.50 Regular price $9.99
Unit price
Halimeda Macroalgae Bush Macroalgae
-55%

Halimeda Macroalgae Bush

Regular price $8.99
Sale price $8.99 Regular price $19.99
Unit price
Red Plastic Macroalgae - Corals Anonymous
-25%

Red Plastic Macroalgae

Regular price $11.99
Sale price $11.99 Regular price $15.99
Unit price
Long Sea Grass Macroalgae (Grass Rock) 1
-20%

Long Sea Grass Macroalgae (Grass Rock)

Regular price $79.99
Sale price $79.99 Regular price $99.99
Unit price
Assorted Macroalgae Red & Green Package - Corals Anonymous
-59%

Assorted Macroalgae Pack

Regular price $60.00
Sale price $60.00 Regular price $149.99
Unit price
Red Budding Macroalgae - Corals Anonymous
-20%

Red Budding Macroalgae

Regular price $7.99
Sale price $7.99 Regular price $9.99
Unit price
Dragon’s Tongue Macroalgae - Corals Anonymous
-49%

Dragon’s Tongue Macroalgae

Regular price $7.50
Sale price $7.50 Regular price $14.99
Unit price
Review Cherry Blossom Red Macroalgae (S4) Macroalgae
-14%

Cherry Blossom Red Macroalgae

Regular price $11.99
Sale price $11.99 Regular price $13.99
Unit price
Burning Bush Macroalgae - Corals Anonymous
-22%

Burning Bush Macroalgae

Regular price $13.99
Sale price $13.99 Regular price $17.99
Unit price
R Dragons Tongue Macroalgae (S10) Macroalgae
-33%

Red Tide Macroalgae

Regular price $9.99
Sale price $9.99 Regular price $14.99
Unit price
Ruby Ribbon Macroalgae - Corals Anonymous
-20%

Ruby Ribbon Macroalgae

Regular price $15.99
Sale price $15.99 Regular price $19.99
Unit price
Phoenix Feather Macroalgae (Rare) - Corals Anonymous
-20%

Phoenix Feather Macroalgae (Rare)

Regular price $27.99
Sale price $27.99 Regular price $34.99
Unit price