Page 9 - Q01-2021 Fins Magazine
P. 9

by Rachel Smadja



 lions invade the deep













                                         The shores of the eastern                Sea (Lessepsian migration).  It is
                                         Mediterranean Sea can                    now also present along the entire
                                         unquestionably be crowned as the         US East coast from Florida to New
                                         most invasive marine environment in      England, east to Bermuda and south
                                         the world. The continuous passage of     throughout the Caribbean, where it
                                         hundreds of  marine species through      is regarded as an invasive species.
                                         the Suez Canal fills the Mediterranean   Lionfish are usually found in areas
                                         reef landscapes with tropical species.   with crevices or lagoons, often on the
                                                                                  outer slopes of coral reefs.  Natural
                                         One of these invasive species is the     predators of the lionfish include
                                         lionfish; an impressive and dominant     moray eels and, reef sharks and some
                                         fish, which is familiar to most of       species of groupers.
                                         us from an occasional visit to the
                                         aquarium. As a predatory reef fish,      One of the organizations watching
                                         they eat native fish.  This  results in    the spread of the lionfish is the Israeli
                                         reduction of native populations and      Nature and Parks authorities.  Since
                                         have negative effects on the overall     the lionfish were first spotted in
                                         reef habitat and health.                 Israeli coastline at the end of 2013,
                                                                                  the authorities began to monitor its
                                         The Devil LionFish is a species of       population and collect reports from
                                         ray-finned fish native to the western    various sources, mainly submarines,
                                         Indo-Pacific region.  The scientific     in order to monitor its spread along
                                         name is ‘Pterois miles.’ Greek           the shores.
                                         ‘pteron’ meaning ‘wing’ and Latin
                                         ‘miles’ meaning ‘soldier.’  Lionfish     At first observations the lionfish was
                                         possess venomous spines capable          concentrated in a limited area near
                                         of deterring predators and inflicting    the Achziv Reserve, at a distance of
                                         mild to severe stings and reactions to   about one kilometer from the coast
                                         humans.                                  and depth of 15 to 27 meters.

                                         The establishment of the lionfish        In 2015, lionfish were reported over 34
                                         in the Mediterranean sea probably        kilometers away from there, in Haifa
                                         began in 2012, when the “invasion”       Bay and in the center of Israel shores,
                                         was reported in Lebanon and Cyprus       at a considerable distance from the
                                         at the same time. Since then the         coast and at a depth of about 30
                                         impressive fish is slowly becoming       meters.
                                         one of the permanent species in the
                                         Mediterranean reefs. It has many         Most of the observations are in the
                                         observations on the shores of the        rocky habitats or artificial reefs in the
                                         Levant and several observations in       north of Israel, at a depth of more
                                         the center of the Mediterranean sea.     than 20 meters and hundreds of
                                                                                  meters from the shoreline.
                                         The Devil Lionfish is the most
                                         common lionfish species and a            Today, about seven years since it
                                         native to the Indian Ocean and           began to establish itself over coasts,
                                         Red Sea all the way to South Africa,     the reports of the lionfish have come
                                         and Indonesia. It has recently been      from all over the Mediterranean
                                         reported that the lionfish was           coastline.  It seems with it predatory
                                         spotted in the eastern and central       nature, the glorious lionfish is here to
                                         Mediterranean Sea, near Cyprus, in       stay.
                                         Malta north up to Izmir in the Aegean
                                                      RACHEL SMADJA |  @MERMAID.RACHEL89
                                                      Rachel is a full time professional mermaid from Israel, Founder of the Israel
                                                      mermaid competition team and Fins Magazine Correspondent.     She is one
                                                      of the most highly regarded mermaids in Israel,  frequently featured in the
 8                                                    press and knowledgeable  on environmental issues.              9
   4   5   6   7   8   9   10   11   12   13   14