SCUBA April 2023 issue 134 | Page 46

News and views from the world of marine heritage and conservation
Costa Rica bans hammerhead fishing
Erebus gives up her mysteries
ENVIRONMENT

Protect Our Seas

News and views from the world of marine heritage and conservation

Costa Rica bans hammerhead fishing

Fishing for hammerhead sharks is finally illegal in Costa Rica , thanks to the signing of a new executive decree by President Rodrigo Chaves Robles . The decree prohibits the capture , transportation , storage or sale of hammerhead sharks
or their byproducts , such as fins and teeth . Banned species include the smooth hammerhead Sphyrna zygaena , scalloped hammerhead , Sphyrna lewini and great hammerhead Sphyrna mokarran .
Despite being critically endangered — and protected under international trading convention , CITES - hammerhead sharks have been bought and sold in Costa Rica for years . The animals are prized for their fins , which are often sent to the Far East to be used in shark fin soup . “ This is too late and it ’ s way too little ,” said Randall Arauz , a biologist with Marine
Watch International . “ Of

“ This is too late and it ’ s way too little ” course I ’ m happy they banned hammerhead shark fishing . But hammerhead sharks were listed under CITES by initiative of Costa Rica in 2013 and it was their obligation to ban hammerhead shark fishing commercialization , extraction , everything . That ’ s been our battle for the last ten years .” In that time , Arauz said hammerhead shark populations in Costa Rica have declined by around 90 per cent .

PHOTOS : PARKS CANADA

Erebus gives up her mysteries

Archaeologists recovered a further 275 artefacts from the wreck of the Erebus , one of the two 19th Century exploration vessels that sank during the famous search for the Northwest Passage . Parks Canada , the agency overseeing wreckages of the HMS Erebus and HMS Terror , has completed its latest excavations of the former Hecla-class bomb vessel in the waters near Gjoa Haven . Researchers unearthed 275 artifacts , including a leather folio believed to contain scraps of the crew ’ s own writing .
“ HMS Erebus and HMS Terror are some of the best-preserved wooden wrecks in the world ,” Parks Canada said . “ But reduced
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