public function getSpeciesByID($id)
 {
     $db = DB::instance();
     $query = 'SELECT * FROM species WHERE speciesid=?';
     $db->query($query, 'i', array($id));
     $resultRow = $db->fetchResult();
     $this->populate($resultRow);
     $commonName = new commonname();
     $this->commonNames = $commonName->getCommonNameBySpeciesID($this->speciesid);
 }