diff --git a/View/acoustic_data_tab.py b/View/acoustic_data_tab.py
index 359e55d..eafe594 100644
--- a/View/acoustic_data_tab.py
+++ b/View/acoustic_data_tab.py
@@ -2502,6 +2502,7 @@ class AcousticDataTab(QWidget):
 
         if self.fig_BS is not None:
             self.fig_BS.clear()
+            plt.close(self.fig_BS)
 
         self.fig_BS, self.axis_BS = plt.subplots(
             nrows=stg.freq[file_id].shape[0],
@@ -2682,6 +2683,7 @@ class AcousticDataTab(QWidget):
             # --- Figure to plot profiles ---
             if self.fig_profile is not None:
                 self.fig_profile.clear()
+                plt.close(self.fig_profile)
 
             self.fig_profile, self.axis_profile = plt.subplots(nrows=1, ncols=1, layout="constrained")
             self.canvas_plot_profile = FigureCanvas(self.fig_profile)
diff --git a/View/sample_data_tab.py b/View/sample_data_tab.py
index 5a74074..7de3ee1 100644
--- a/View/sample_data_tab.py
+++ b/View/sample_data_tab.py
@@ -799,6 +799,7 @@ class SampleDataTab(QWidget):
 
         if self.figure_plot_sample_position_on_transect is not None:
             self.figure_plot_sample_position_on_transect.clear()
+            plt.close(self.figure_plot_sample_position_on_transect)
 
         fig, axis = plt.subplots(nrows=1, ncols=1, layout="constrained")
 
@@ -1427,6 +1428,7 @@ class SampleDataTab(QWidget):
 
             if self.figure_total_concentration is not None:
                 self.figure_total_concentration.clear()
+                plt.close(self.figure_total_concentration)
 
             self.figure_total_concentration, self.axis_total_concentration \
                 = plt.subplots(nrows=1, ncols=1, layout="constrained")
@@ -1715,6 +1717,7 @@ class SampleDataTab(QWidget):
 
             if self.figure_plot_PSD is not None:
                 self.figure_plot_PSD.clear()
+                plt.close(self.figure_plot_PSD)
 
             self.figure_plot_PSD, self.axis_plot_PSD \
                 = plt.subplots(nrows=1, ncols=2, layout="constrained")
diff --git a/View/sediment_calibration_tab.py b/View/sediment_calibration_tab.py
index 759982e..8a92eb2 100644
--- a/View/sediment_calibration_tab.py
+++ b/View/sediment_calibration_tab.py
@@ -1040,6 +1040,7 @@ class SedimentCalibrationTab(QWidget):
 
         if self.fig_BS is not None:
             self.fig_BS.clear()
+            plt.close(self.fig_BS)
 
         self.fig_BS, self.axis_BS = plt.subplots(
             nrows=1, ncols=1, sharex=True, sharey=False,
@@ -1407,6 +1408,7 @@ class SedimentCalibrationTab(QWidget):
 
         if self.fig_Mfine is not None:
             self.fig_Mfine.clear()
+            plt.close(self.fig_Mfine)
 
         self.fig_Mfine, self.ax_Mfine = plt.subplots(1, 1, layout="constrained")
         self.canvas_Mfine = FigureCanvas(self.fig_Mfine)
@@ -2302,6 +2304,7 @@ class SedimentCalibrationTab(QWidget):
 
         if self.fig_FCB is not None:
             self.fig_FCB.clear()
+            plt.close(self.fig_FCB)
 
         self.fig_FCB, self.axis_FCB = plt.subplots(
             nrows=1, ncols=1, layout="constrained"
diff --git a/View/signal_processing_tab.py b/View/signal_processing_tab.py
index e41f9f8..c50077c 100644
--- a/View/signal_processing_tab.py
+++ b/View/signal_processing_tab.py
@@ -864,6 +864,7 @@ class SignalProcessingTab(QWidget):
 
             if self.fig_profile_tail is not None:
                 self.fig_profile_tail.clear()
+                plt.close(self.fig_profile_tail)
 
             self.fig_profile_tail, self.axis_profile_tail = \
                 plt.subplots(nrows=1, ncols=1, layout='constrained')
@@ -1230,6 +1231,7 @@ class SignalProcessingTab(QWidget):
 
         if self.fig_noise is not None:
             self.fig_noise.clear()
+            plt.close(self.fig_noise)
 
         self.fig_noise, self.axis_noise = plt.subplots(
             nrows=1, ncols=1, layout="constrained"
@@ -1283,6 +1285,7 @@ class SignalProcessingTab(QWidget):
 
                 if self.fig_SNR is not None:
                     self.fig_SNR.clear()
+                    plt.close(self.fig_SNR)
 
                 self.fig_SNR, self.axis_SNR = plt.subplots(
                     nrows=stg.freq[data_id].shape[0], ncols=1,
@@ -1466,6 +1469,7 @@ class SignalProcessingTab(QWidget):
 
             if self.fig_BS is not None:
                 self.fig_BS.clear()
+                plt.close(self.fig_BS)
 
             self.fig_BS, self.axis_BS = plt.subplots(
                 nrows=stg.freq[data_id].shape[0], ncols=1,
@@ -1700,6 +1704,7 @@ class SignalProcessingTab(QWidget):
 
             if self.figure_profile is not None:
                 self.figure_profile.clear()
+                plt.close(self.figure_profile)
 
             self.figure_profile, self.axis_profile = plt.subplots(
                 nrows=1, ncols=1, layout="constrained"