diff --git a/src/modules/butterflies/butterflies_actions.c b/src/modules/butterflies/butterflies_actions.c
index 9ab93993526199ab4f2bd8ea5eac43e1dfa5c9b9..8356e639d295fdcc93afb9685e73e4f56696c6d0 100644
--- a/src/modules/butterflies/butterflies_actions.c
+++ b/src/modules/butterflies/butterflies_actions.c
@@ -150,6 +150,7 @@ int64_t butterflies_prune_invalid_cells(struct cats_grid *grid)
         struct grid_data_butterflies *data = grid->grid_modules[module_id].module_data;
         cats_dt_coord rows = grid->dimension.rows;
         cats_dt_coord cols = grid->dimension.cols;
+
         for (cats_dt_coord row = 0; row < rows; row++) {
                 for (cats_dt_coord col = 0; col < cols; col++) {
                         if (!(data->info_layer[row][col] & BF_CELL_VALID_DISPERSAL_TARGET)) {
@@ -164,11 +165,11 @@ int64_t butterflies_prune_invalid_cells(struct cats_grid *grid)
 void initial_population_adjustment(struct cats_configuration *conf, struct cats_grid *grid)
 {
         int64_t init_populated_cells = count_populated_cells(grid);
-        int64_t invalid_habitat = butterflies_prune_invalid_cells(grid);
+        int64_t invalid_resources = butterflies_prune_invalid_cells(grid);
         log_message(LOG_IMPORTANT, "Loaded initial populations: %ld cells occupied before adjustment", init_populated_cells);
         if (grid->param.initial_population.set_to_cc == true) {
 
-#define DEBUG_INITIAL_POPULATIONS
+#define DEBUG_INITIAL_POPULATIONS 1
 #ifdef DEBUG_INITIAL_POPULATIONS
                 const int32_t max_i = 10;
                 struct cats_vital_rate *cc_rate = &grid->param.carrying_capacity;
@@ -187,6 +188,7 @@ void initial_population_adjustment(struct cats_configuration *conf, struct cats_
 
                 for (cats_dt_coord row = 0; row < rows; row++) {
                         for (cats_dt_coord col = 0; col < cols; col++) {
+
                                 if (get_adult_population(grid, row, col) == 0) continue;
                                 start += 1;
                                 cats_dt_rates multiplier = 1.0;
@@ -222,7 +224,7 @@ void initial_population_adjustment(struct cats_configuration *conf, struct cats_
         int64_t after_populated_cells = count_populated_cells(grid);
 
         log_message(LOG_IMPORTANT, "Pruned initial populations from %ld cells to %ld, (%ld wrong habitat)",
-                    init_populated_cells, after_populated_cells, invalid_habitat);
+                    init_populated_cells, after_populated_cells, invalid_resources);
         grid->param.initial_population.adjusted = true;
 }