diff --git a/algorithms/genetic/common.py b/algorithms/genetic/common.py
index 49b0412..3552281 100644
--- a/algorithms/genetic/common.py
+++ b/algorithms/genetic/common.py
@@ -120,3 +120,12 @@ def find_neighbours(grid: npt.NDArray, col: int, row: int) -> List[Position]:
             neighbours.append(Position(row=rr, col=cc))
 
     return neighbours
+
+
+def count_in_grid(grid: npt.NDArray, target) -> int:
+    count = 0
+    for row in grid:
+        for col in row:
+            if col == target:
+                count += 1
+    return count
diff --git a/algorithms/genetic/genome.py b/algorithms/genetic/genome.py
index 982b394..11b72c9 100644
--- a/algorithms/genetic/genome.py
+++ b/algorithms/genetic/genome.py
@@ -7,7 +7,7 @@ from typing import List
 import numpy as np
 import numpy.typing as npt
 
-from common import Position, get_islands, AREAS_TO_CROSS, find_neighbours
+from common import Position, get_islands, AREAS_TO_CROSS, find_neighbours, count_in_grid
 from const import *
 
 
@@ -72,6 +72,11 @@ class Genome:
         score = SAND_COUNT + TREE_COUNT + WATER_COUNT
         score = score - len(self.sand_islands) - len(self.tree_islands) - len(self.water_islands)
 
+        monsters_count = count_in_grid(self.grid, MAP_ALIASES.get('MONSTER'))
+        if monsters_count < 2:
+            self.fitness = 0
+            return
+
         # todo: odległość manhattan od każdej wyspy
 
         self.fitness = score
diff --git a/resources/maps/map_2022_06_02_00_42_44.json b/resources/maps/map_2022_06_02_00_42_44.json
deleted file mode 100644
index b17c72d..0000000
--- a/resources/maps/map_2022_06_02_00_42_44.json
+++ /dev/null
@@ -1 +0,0 @@
-{"map": [[0, 3, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 2, 0, 0, 0, 0, 0, 2, 3, 0, 0, 0, 0], [0, 0, 0, 0, 0, 6, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 3, 0], [0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0], [2, 0, 1, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 3, 0, 1], [0, 0, 0, 6, 0, 0, 0, 6, 0, 1, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 3, 5, 5, 0, 3, 2, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 6, 3, 0, 0, 0, 0, 0, 0, 5, 5, 3, 2, 0, 0, 0, 0, 0, 0, 0, 7, 7], [3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 7, 7, 0, 0], [0, 0, 0, 0, 1, 0, 3, 0, 0, 3, 3, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0], [0, 0, 0, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0], [0, 0, 2, 0, 3, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 6, 0], [0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [0, 0, 3, 1, 0, 0, 0, 0, 0, 0, 2, 0, 3, 0, 0, 3, 0, 0, 3, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 3, 0, 0, 2, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0], [3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0]]}
\ No newline at end of file
diff --git a/resources/maps/map_2022_06_02_01_11_02.json b/resources/maps/map_2022_06_02_01_11_02.json
new file mode 100644
index 0000000..bf43233
--- /dev/null
+++ b/resources/maps/map_2022_06_02_01_11_02.json
@@ -0,0 +1 @@
+{"map": [[0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0], [0, 0, 0, 0, 2, 4, 0, 0, 0, 0, 0, 0, 2, 0, 3, 0, 0, 0, 1, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 3, 0, 3, 0, 0, 0, 0, 0, 4, 0, 0], [0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 3, 0], [0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 3], [0, 3, 3, 0, 7, 0, 0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 3, 0, 1, 0, 0, 0, 3, 0], [0, 0, 0, 0, 0, 0, 0, 0, 6, 1, 0, 5, 5, 1, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0], [0, 0, 6, 6, 0, 0, 0, 1, 0, 0, 0, 5, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0], [0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 7, 0, 7, 2, 0, 0, 0, 0, 0, 0, 3, 0, 0], [6, 0, 3, 0, 0, 0, 1, 3, 0, 0, 0, 0, 0, 0, 6, 0, 3, 0, 0, 0, 7, 3, 0, 0], [0, 0, 2, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 1, 0, 0, 0, 0, 2, 3, 4, 2, 0], [0, 2, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 1, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 3, 0, 3, 2, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 2, 0, 0, 0], [0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 2, 1, 0, 0, 0, 0, 0, 3, 0, 1, 1, 0, 7, 0], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0], [0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0], [7, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]]}
\ No newline at end of file