Datapoint Bislama/ɨ - high central unrounded vowel
Crowley (2004: 15) says that some rural speakers "reduce unstressed vowels in closed final syllables to a high central vowel" and gives the example of [apɨl] instead of [apol]. He also says this is stigmatized.
Values 
Exists only as a minor allophone
- Example 23-211:
-
apɨlapple