Yellow Brain (Tremella mesenterica) on Oak (Quercus. sp).
Yes, there are well over a thousand specimens on quite a small stretch on the canalside . Michael counted seventy one of them in his photo above.
Hairs hyaline, septate and wavy.
Jelly Ear (Auricularia auricula-judae) on two different Goat Willow trees (Salix caprea).
Scurfy Twiglet (Tubaria furfuracea) on various little bits of wood.
Rosellinia aquila – above and spores below.