These pictures illustrate how even the space under a deck (or shed) can be utilised for the benefit of wildlife. Follow this link for the full feature article: Under the boardwalk.
This is the basic frame of the deck (joists and noggins) in its final position. You can see the space under the deck and between the joists. This all has potential as a refuge for wildlife. Follow this link for the full feature article: Under the boardwalk.
Here is the deck frame with the spaces under it and between the joists (to an extent), filled with rubble, logs, sticks etc. Care must be taken to prevent too much material coming into contact with the deck frame in order to prolong the life of the deck. Follow this link for the full feature article: Under the boardwalk.
Here you can see a close-up of part of the deck frame with the underlying rubble, logs, sticks etc. Follow this link for the full feature article: Under the boardwalk.
Here you can see a close-up of some wire mesh bridging the gap between the space under the deck and the water. Advantage has been taken of the cover afforded by the deck to provide this extra means of access to, and egress from, the pond. Follow this link for the full feature article: Under the boardwalk.
Here's the finished deck. The animals will appreciate the extra effort and it's made no difference to the final appearance of the deck. Follow this link for the full feature article: Under the boardwalk.