The wild around us

1234567891011
Across
  1. 3. a feathery local
  2. 4. it’s 13km
  3. 5. 53.516-9.7845
  4. 7. 677 meters
  5. 8. place of calcified seaweed
  6. 10. flight but no fire
  7. 11. salinity can rise here sometimes
Down
  1. 1. Mystery lake at 0 degrees
  2. 2. aerial songs for 2 months
  3. 3. a close sea inlet
  4. 6. jelly for babies
  5. 9. a sparkle and 11km for a crow