
Suez Canal 'invaders': Six most dangerous species —
1. Nomad jellyfish (Rhopilema nomadica): This jellyfish is native to the Indian Ocean. It forms huge swarms along the Levant coast, eating a hole in the food web by preying on zooplankton.

Suez Canal 'invaders': Six most dangerous species —
2. Marbled rabbitfish (Siganus rivulatus): The rabbitfish eats only algae, but reproduces so quickly that enormous schools strip the algae from an entire area and create barren regions. Native to the Indian and Pacific Oceans.

Suez Canal 'invaders': Six most dangerous species —
3. Twospot Cardinalfish (Cheilodipterus novemstriatus): First spotted near Tel Aviv in June 2010, the twospot cardinalfish has since spread rapidly, to northern Israel and Lebanon. Native to the Indian and western Pacific Ocean.

Suez Canal 'invaders': Six most dangerous species —
4. Silver-cheeked toadfish (Lagocephalus sceleratus): This extremely poisonous pufferfish can cause muscle paralysis. Native to the tropical waters of the Indian and Pacific Oceans, it has spread to the Black Sea and Spain.

Suez Canal 'invaders': Six most dangerous species —
5. Striped Eel Catfish (Plotosus lineatus): This invasive species has venomous spines in its fins. Native to the Indian and Pacific Oceans, it was first found in Israeli waters in 2002.

Suez Canal 'invaders': Six most dangerous species —
6. Devil Firefish (Pterois miles): This invasive fish has venomous spines and few predators. First spotted in the Mediterranean in 1992, it can now be found in the waters off Lebanon, Cyprus, and Turkey.


