It might be a good idea to check the water level of your pond. Make sure there are no leaks. Check Pond Water Levels
There is no need to break the ice on the top of ponds, there is still enough oxygen for the fish in the water. Frosted Pond Care
Use nets to cover up ponds, this will prevent leaves and other things from polluting the water. Cover Ponds for the Winter
When you spot yellow coloured water plants you should remove them asap. If they rot it will decrease water quality. Remove Pond Plants
Remember to switch from spring fish food to summer fish food as i contains a higher amount of protein. The Right Fish Food 01 Comment
The right plant balance is beneficial for the water, if the pond is in full sun, 50-70% should be covered with plants. Pond Plant Balance
Remove any algae or blanket weeds from your pond and remember to keep it topped up. Pond Care This Month
Now that the pond is warmer again you can consider what kind of pond plants to plant. Take the depth into account, too. Planting Pond Plants