Chart editions / corrections
| * 17754 | Chart: 415, 4151 | 
| Sweden. Bay of Bothnia. Piteå. The channel 'Bondökanalen'. Buoyage in new positions. | |
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| Move | starboard-hand spar buoy 60 m NE to | a) | 65-13,956N | 021-39,641E | 
| Delete | starboard-hand spar buoy | b) | 65-13,974N | 021-39,648E | 
| Insert | port-hand spar buoy | c) | 65-13,966N | 021-39,568E | 
| Delete | port-hand spar buoy | d) | 65-14,201N | 021-39,489E | 
| Delete | starboard-hand spar buoy | e) | 65-14,200N | 021-39,534E | 
| Move | port-hand spar buoy 120 m SW to | f) | 65-14,335N | 021-39,371E | 
| Move | starboard-hand spar buoy 75 m SW to | g) | 65-14,337N | 021-39,443E | 
| Move | port-hand spar buoy 95 m E to | h) | 65-14,364N | 021-39,837E | 
| Move | port-hand spar buoy 90 m E to | i) | 65-14,318N | 021-39,972E | 
| Amend | recommended track via | j) | 65-14,400N | 021-39,470E | 
| Move | port-hand spar buouy 50 m NE to | k) | 65-13,981N | 021-39,116E | 
| Move | starboard spar buoy 40 m NE to | l) | 65-13,967N | 021-39,135E | 
| Insert | port-hand spar buoy | m) | 65-13,956N | 021-38,991E | 
| Insert | starboard spar buoy | n) | 65-13,933N | 021-39,001E | 
| Move | starboard spar buoy 90 m E to | o) | 65-14,348N | 021-39,815E | 
| Bsp Bottenviken 2023/s35, s56 | 
| New buoyages | 
