Ciguatera poisoning is a form of seafood poisoning that occurs in humans after the ingestion of particular specimens of a variety of tropical marine fish species. Ciguatera poisoning is caused by the ingestion of small quantities of a very powerful toxin, ciguatoxin (CTX), that occurs in the tissues...

Sponges have been employed for thousands of years for a wide variety of purposes, most commonly for basic hygiene (bath/toilet sponges), padding (historically under armour and saddles) and in certain manufacturing processes. World production from the wild harvest has, however, declined significantly...