Table 1. Descriptions of the six questionnaire variables used in the principle components analysis (PCA) ordination. The type of variable, and whether the variable was log-transformed is noted.

Variable Question/Description   Type of Variable
       
Trends in average daily harvests Have average daily harvests Increased (3), Decreased (1) or Stayed the Same (2) overtime? Ordinal
Combined distance Has the combined distance (by boat and walking) traveled to find suitable mangroves Increased (3), Decreased (1) or Stayed the Same (2) overtime? Ordinal
Difficulty Has the difficulty of finding mangroves suitable for harvesting Increased (3), Decreased (1) or Stayed the Same (2) overtime? Ordinal
Experience Years of experience harvesting mangroves. Continous (Log)
Average daily harvest Present day average daily harvest. Continous (Log)
Return Number of months waited before returning to harvest at the same site. Continuous (Log)