Positions quoted in this Preliminary Notice reproduced below are referred to WGS84 or a compatible datum and may be plotted directly on this ENC. 	
Some or all of the information contained in this Notice to Mariners may have been included on the ENCs affected.				
				
3829(P)/26 NIGERIA —  Depths. Obstructions. Wrecks.				
Source: ENC NG455150 and Nigerian Ports Authority				
				
	1.	Depths less than charted exist within the approaches to Calabar.		
				
	2.	Obstructions without depth exist within the approaches to Calabar. The most significant are as follows:		
				
		Position
		
		4° 42' .75N. , 8° 20' .87E.	
	
		4° 39' .44N. , 8° 22' .17E.
		
		4° 37' .74N. , 8° 22' .46E.
		
		4° 36' .29N. , 8° 22' .86E.
		
		4° 33' .23N. , 8° 23' .20E.
		
		4° 31' .28N. , 8° 22' .82E.
		
		4° 29' .93N. , 8° 22' .54E.
		
		4° 27' .01N. , 8° 20' .55E.
		
		4° 25' .47N. , 8° 19' .59E.
		
		4° 24' .87N. , 8° 19' .01E.
		
		4° 23' .23N. , 8° 17' .78E.	
	
		4° 21' .47N. , 8° 16' .55E.
		
		4° 19' .76N. , 8° 15' .35E.		
				
	3.	Multiple wrecks showing superstructure exist within the approaches to Calabar. The most significant are as follows:		
				
		Position	
	
		4° 41' .84N. , 8° 21' .17E.
		
		4° 35' .80N. , 8° 22' .98E.
		
		4° 27' .59N. , 8° 21' .28E.		
				
	4.	Chart 3433 will be withdrawn in late 2026.		
				
		(WGS84 DATUM)