Crimson-Shaded Seawater Caused by Algae Bloom
This page is the CodyCross answer for the clue below from Life in the Castle, Group 2318, Puzzle 1 (Grooms and Horsemen).
Question
Crimson-Shaded Seawater Caused by Algae Bloom
Answer
REDTIDE
Word Meaning:
RED TIDE — An algal bloom of sufficient quantity to cause discoloration (often red) in a body of water; red tides can potentially cause irritation or death to exposed creatures.
Definitions from Wiktionary.