Anaphylaxis
Toxins
Ciguatera
Scombroid
Tetrodotoxin (e.g. pufferfish)<unk> fish poisoning
Amnesic<unk> fish poisoning
Diarrheal<unk> fish poisoning
Neurotoxic<unk> fish poisoning
Paralytic<unk> fish poisoning
Stingers
Stingray injury
Venomous fish<unk><unk> 
Lionfish
Sea urchins
Crown-of-Thorns Starfish
Stonefish
Other: Catfish, zebrafish, scorpion fish
Nematocysts
Coral reef
Fire coral
Jellyfish (Cnidaria)
Box jellyfish
Irukandji syndrome
Sea wasp
Portuguese man-of-war
Sea anemones
Seabather's eruption
Phylum porifera (sponges)
Bites
Alligator and crocodile attacks
Octopus bite
Shark bite
Infections
Vibrio species in saltwater
Aeromonas species in freshwater
Ciguatera
Scombroid
Tetrodotoxin (e.g. pufferfish)<unk> fish poisoning
Amnesic<unk> fish poisoning
Diarrheal<unk> fish poisoning
Neurotoxic<unk> fish poisoning
Paralytic<unk> fish poisoning
Amnesic<unk> fish poisoning
Diarrheal<unk> fish poisoning
Neurotoxic<unk> fish poisoning
Paralytic<unk> fish poisoning
Stingray injury<unk><unk> 
Lionfish
Sea urchins
Crown-of-Thorns Starfish
Stonefish
Other: Catfish, zebrafish, scorpion fish
Coral reef
Fire coral
Jellyfish (Cnidaria)
Box jellyfish
Irukandji syndrome
Sea wasp
Portuguese man-of-war
Sea anemones
Seabather's eruption
Box jellyfish
Irukandji syndrome
Sea wasp
Irukandji syndrome
Alligator and crocodile attacks
Octopus bite
Shark bite
Vibrio species in saltwater
Aeromonas species in freshwater
Cone shell envenomation
Anaphylaxis
Stonefish envenomation
Toxins
Crown-of-Thorns starfish envenomation
Ciguatera
Fire coral envenomation
Scombroid