diff --git a/WarmlyShip/WarmlyShip/FormMapWithSetShips.Designer.cs b/WarmlyShip/WarmlyShip/FormMapWithSetShips.Designer.cs
index 65dd6d8..a341bb7 100644
--- a/WarmlyShip/WarmlyShip/FormMapWithSetShips.Designer.cs
+++ b/WarmlyShip/WarmlyShip/FormMapWithSetShips.Designer.cs
@@ -164,7 +164,8 @@
             // 
             this.comboBoxSelectorMap.FormattingEnabled = true;
             this.comboBoxSelectorMap.Items.AddRange(new object[] {
-            "Простая карта"});
+            "Простая карта",
+            "Океан"});
             this.comboBoxSelectorMap.Location = new System.Drawing.Point(6, 26);
             this.comboBoxSelectorMap.Name = "comboBoxSelectorMap";
             this.comboBoxSelectorMap.Size = new System.Drawing.Size(238, 28);
diff --git a/WarmlyShip/WarmlyShip/FormMapWithSetShips.cs b/WarmlyShip/WarmlyShip/FormMapWithSetShips.cs
index 69a41c3..9c4fabe 100644
--- a/WarmlyShip/WarmlyShip/FormMapWithSetShips.cs
+++ b/WarmlyShip/WarmlyShip/FormMapWithSetShips.cs
@@ -32,6 +32,9 @@ namespace WarmlyShip
                 case "Простая карта":
                     map = new SimpleMap();
                     break;
+                case "Океан":
+                    map = new OceanMap();
+                    break;
             }
             if (map != null)
             {
@@ -58,14 +61,14 @@ namespace WarmlyShip
             if (form.ShowDialog() == DialogResult.OK)
             {
                 DrawningObjectShip ship = new(form.SelectedShip);
-                if (_mapShipsCollectionGeneric + ship)
+                if (form.SelectedShip == null || !(_mapShipsCollectionGeneric + ship))
                 {
-                    MessageBox.Show("Объект добавлен");
-                    pictureBox.Image = _mapShipsCollectionGeneric.ShowSet();
+                    MessageBox.Show("Не удалось добавить объект");
                 }
                 else
                 {
-                    MessageBox.Show("Не удалось добавить объект");
+                    MessageBox.Show("Объект добавлен");
+                    pictureBox.Image = _mapShipsCollectionGeneric.ShowSet();
                 }
             }
         }
diff --git a/WarmlyShip/WarmlyShip/MapWithSetShipsGeneric.cs b/WarmlyShip/WarmlyShip/MapWithSetShipsGeneric.cs
index 13bf9b4..9cb3bfd 100644
--- a/WarmlyShip/WarmlyShip/MapWithSetShipsGeneric.cs
+++ b/WarmlyShip/WarmlyShip/MapWithSetShipsGeneric.cs
@@ -21,11 +21,11 @@ namespace WarmlyShip
         /// <summary>
         /// Размер занимаемого объектом места (ширина)
         /// </summary>
-        private readonly int _placeSizeWidth = 210;
+        private readonly int _placeSizeWidth = 180;
         /// <summary>
         /// Размер занимаемого объектом места (высота)
         /// </summary>
-        private readonly int _placeSizeHeight = 90;
+        private readonly int _placeSizeHeight = 120;
         /// <summary>
         /// Набор объектов
         /// </summary>
@@ -144,6 +144,14 @@ namespace WarmlyShip
         /// <param name="g"></param>
         private void DrawBackground(Graphics g)
         {
+            for (int x = 0; x < _pictureWidth; x++)
+            {
+                for (int y = 0; y < _pictureWidth; y++)
+                {
+                    Brush waterColor = new SolidBrush(Color.LightSkyBlue);
+                    g.FillRectangle(waterColor, x * x, y * y, x * (x + 1), y * (y + 1));
+                }
+            }
             Pen pen = new(Color.Black, 3);
             for (int i = 0; i < _pictureWidth / _placeSizeWidth; i++)
             {