Before revision: Tagging and length-frequency analysis (LFA) are common methods to study body growth and mortality in populations of fish and invertebrates, but little has been done to assess and compare the inherent uncertainty of these methods. This study applies a new bootstrap-based approach, within the fishboot R package, to a case study of semi-terrestrial crabs (Cardisoma guanhumi) .
After revision: Tagging and length-frequency analyses (BLFA) .