Related Clues:

• Growth in an underwater 'forest'
• Wee bit of marine life
• Seaweed type
• Pond scum organism
• Small bit of rootless flora
• Fountain growth
• Bit of 30-Down life
• Bit of fish tank growth
• Wet forest growth
• Tiny lake organism
• Pond scum source
• Plant that grows underwater
• Sea weed
• Certain algae
• Snapper's snack