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A28    SCIENCE
              Wednesday 16 august 2017


















            Accidental deaths of endangered whale threatens its survival



            By PATRICK WHITTLE                                                                     nerable  to  hazards  now  Asaro,  marine  mammal
             Associated Press                                                                      because  they’re  traveling  and sea turtle branch chief
            PORTLAND, Maine (AP) — A                                                               more because of changes  for  NOAA’s  Greater  Atlan-
            high  number  of  acciden-                                                             in food availability or warm-  tic Region.
            tal deaths this year among                                                             ing ocean waters.            The regulatory Fisheries and
            the  endangered  North  At-                                                            “When whales travel more,  Oceans  Canada  is  using
            lantic right whale threaten                                                            they  put  themselves  in  a  host  of  new  methods  to
            the survival of the species,                                                           harm’s  way  more,”  Kraus  try  to  help  the  whales,  in-
            according to conservation                                                              said.                        cluding  surveillance  flights
            groups  and  marine  scien-                                                            The 12 deaths are only the  along  the  Gulf  of  St.  Law-
            tists.                                                                                 observed  mortalities,  and  rence  coastline  and  clos-
            The  right  whales,  which                                                             there could have been ad-    ing  a  snow  crab  fishing
            summer off of New England                                                              ditional  natural  deaths  in  area, said Sarah Gilbert, a
            and  Canada,  are  among                                                               the wild, Kraus said.        spokeswoman  for  the  de-
            the  most  imperiled  marine                                                           The  future  of  right  whale  partment.
            mammals  on  Earth.  There   In this April 10, 2008 file photo, a North Atlantic right whale breaks   rescue  efforts  has  been  a  The Canadian government
            are thought to be no more    the ocean surface off Provincetown, Mass., in Cape Cod Bay.   subject  of  debate  since  also  recently  announced
            than  500  of  the  giant  ani-                                       Associated Press  veteran whale rescuer Joe  new  speed  restrictions  for
            mals  left,  and  there  could  has been the worst season  ing gear and at least one is  Howlett died on July 10 af-  ships.
            be fewer than 460, as pop-   for right whale deaths since  still pending a necropsy, As-  ter freeing a right whale off  However,  the  department
            ulations  have  only  slightly  hunting them became ille-  mutis-Silvia said. Some were  New  Brunswick,  Canada.  has  suspended  responses
            rebounded from the whal-     gal 80 years ago.            too badly decomposed to  The National Oceanic and  to  entangled  right  whales
            ing  era,  when  they  nearly  “This level of deaths in such  determine  the  cause  of  Atmospheric Administration  following  Howlett’s  death.
            became extinct.              a short time is unprecedent-  death, she said.            responded  by  suspending  “While  the  entanglement
            Twelve  of  the  whales  are  ed,”  she  said.  “I  just  don’t  Asmutis-Silvia  and  other  efforts  to  free  whales  tan-  of a whale is an extremely
            known  to  have  died  since  know  that  right  whales  conservationists  said  the  gled in fishing lines, and lat-  difficult and distressing situ-
            April,  meaning  about  2  have time for people to fig-   deaths  are  evidence  that  er  announced  that  rescue  ation, our first priority is the
            percent  of  the  population  ure  it  out.  They  need  help  regulations   to   prevent  teams  would  resume  most  safety  of  those  involved  in
            has  perished  in  just  a  few  now.”                    strikes  and  entanglements  operations.                  marine mammal response,”
            months,  biologist  Regina  Ten  of  the  deaths  were  need  to  be  strengthened  Marine regulators in the U.S.  Gilbert said.
            Asmutis-Silvia  of  the  Plym-  off  the  Atlantic  coast  of  in  the  United  States  and  and  Canada  said  govern-  Charles “Stormy” Mayo, se-
            outh, Massachusetts-based  Canada  while  two  were  Canada.                           ment is putting a focus on  nior  scientist  at  the  Center
            group  Whale  and  Dolphin  off  Massachusetts.  Four  of  Scott  Kraus,  head  of  the  protecting  right  whales.  for Coastal Studies in Prov-
            Conservation  told  The  As-  the  animals  showed  evi-  New  England  Aquarium’s  Speed  restrictions  have  incetown,  Massachusetts,
            sociated  Press  this  week.  dence  of  ship  strikes  while  right  whale  research  pro-  dramatically  reduced  the  said  the  whales  will  need
            She  and  others  who  study  another appeared to have  gram, said it’s possible that  number of right whale ship  more  immediate  action  if
            the whales said this summer  become entangled in fish-    right  whales  are  more  vul-  strike  deaths,  said  Mike  they are to recover. q

            More than spectacle: Eclipses create science and so can you



            By SETH BORENSTEIN           if you are in the right place  ground,  using  telescopes,  more than 70 high-altitude  Scientists  will  focus  on  the
             AP Science Writer           for the best solar eclipse in  cameras,  binoculars  and  balloons .                   sun,  but  they  will  also  ex-
            WASHINGTON  (AP)  —  The  the U.S. in nearly a century.   whatever else works. They’ll  “We expect a boatload of  amine  what  happens  to
            sun is about to spill some of  Astronomers  are  going  full  look  from  the  International  science from this one,” said  Earth’s  weather,  to  space
            its secrets, maybe even re-  blast to pry even more sci-  Space  Station  and  a  fleet  Jay  Pasachoff,  a  Williams  weather,  and  to  animals
            veal a few hidden truths of  ence  from  the  mysterious  of  11  satellites  in  space.  College  astronomer  who  and plants on Earth as the
            the  cosmos.  And  you  can  ball  of  gas  that’s  vital  to  And  in  between,  they’ll  fly  has traveled to 65 eclipses  moon totally blocks out the
            get in on the act next week  Earth. They’ll look from the  three  planes  and  launch  of all kinds.                sun. q
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