Jellyfish

Rare giant phantom jellyfish found near Argentina during early February mission

The jellyfish has a bell size of up to one meter in diameter, and its four arms can reach lengths of up to about ten meters.

FEBRUARY 15, 2026|ByESTHER DAVIS

A jellyfish is seen near a boat by the coast of Haifa at the Mediterranean sea, Israel July 25, 2022.

THE NATURAL HABITAT of Cassiopea andromeda in the Gulf of Aqaba, Eilat.

BIU study reveals that origin of sleeping in humans is deduced from jellyfish, sea anemones

A new study from the multidisciplinary brain research center at Bar-Ilan University found that jellyfish and sea anemones were the first to present one of sleep’s core functions.

JANUARY 10, 2026|ByJUDY SIEGEL-ITZKOVICH

WHITE-SPOTTED jellyfish are pictured at Lisbon Oceanarium in Lisbon on October 8, 2025.

Israeli toddler in critical condition after suffering jellyfish sting in Philippines - Ynet

The Israeli family was located near an island in Palawan Province when the three-year-old child was stung.

DECEMBER 21, 2025|ByTZVI JASPER

Illustration: Jellyfish. Very weak swimmers, making escape from intake currents nearly impossible.

Jellyfish Invasion: How a Nuclear Power Plant Was Shut Down

“The automatic shutdown resulted from a massive and unpredictable presence of jellyfish that reduced seawater flow to the reactors,” said the power operator.

AUGUST 12, 2025|ByJERUSALEM POST STAFF

Thousands of jellyfish, one sea turtle found in Rotenberg Power Station

While the sea turtle managed to make light of the situation, it and the jellyfish pose a real danger to the power plant's operating systems.

JULY 9, 2020ByCELIA JEAN

Rutenberg power station in Ashkelon dealing with jellyfish

Israel's massive jellyfish swarm explained by University of Haifa experts

The density of the jellyfish population in the Israeli region have already disrupted a power station in southern Israel and there are concerns existing over the swarms affect on local marine life.

JULY 12, 2019ByZACHARY KEYSER

Scientists Try Using Mucus from Jellyfish to Clean the Seas

Marine biologists from University of Haifa conduct research with hope of reducing micro plastics from water.

JULY 12, 2019BySHANNA FULD/THE MEDIA LINE

Jellyfish swarm Ashkelon power station, block operating systems

As far as the IEC is concerned, this could disrupt production at the station considerably.

JULY 4, 2019ByBENJY SINGER

Massive swarm of jellyfish heading for Israeli coasts

According to a report from Walla, the swarm is moving swiftly north and may consist of tens of millions of jellyfish.

JULY 4, 2019ByJERUSALEM POST STAFF

AT LEAST eight types of Jellyfish populate Israeli waters, most of which don’t sting

Getting to know jellyfish

"Jellyfish have been around for a very long time. But only recently have their numbers started to grow,” says Dr. Dror Angel, a marine ecologist who does research and teaches at the University of Hai

JULY 5, 2018ByILANA STUTLAND