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.

2408(P)/25 CHINA — South Coast — Depths. Alongside depths.
Source: UKHO

	1. Depths less than charted exist within Nansha Gangqu and it's approaches. The most significant are as follows:

	   Depth					Position
	   10·3m					22° 40' .686N. , 113° 40' .262E.
	   13m						22° 39' .352N. , 113° 41' .250E.
	   12·8m					22° 39' .639N. , 113° 40' .821E.
	   10·9m					22° 39' .743N. , 113° 41' .067E.
	   8m						22° 39' .829N. , 113° 41' .172E.
	   9·9m						22° 41' .345N. , 113° 41' .101E.
	   4·7m						22° 42' .136N. , 113° 39' .110E.
	   9·8m						22° 42' .466N. , 113° 39' .146E.
	   8·2m						22° 42' .608N. , 113° 40' .436E.
	   12m						22° 39' .852N. , 113° 40' .619E.

	2. Alongside depths within Nansha Gangqu have changed. The most significant are as follows:

	   Depth					Position
	   13·8m					22° 38' .366N. , 113° 40' .998E.
	   4·9m						22° 41' .704N. , 113° 39' .363E.

	3. Mariners are advised to navigate with caution in the area and consult the local port authorities for the latest information.

	4. These changes will be included in the next New Edition of Chart 349.

	5. Charts 343 and 344 will be updated by Notice to Mariners.

	   (CGCS 2000 DATUM)