agar-mushrooms agaricus-bisporus appearance baby-bella baby-portobello brown brown-cap-mushrooms brown-mushroom caps chestnut-brown chestnut-mushroom cremini-mushroom dark dry edible fleshy folded folds food fresh fungi Gills Italian-brown Italian-mushroom mini-bella mushrooms original portabellini quality quantity raw Roman-brown-mushroom shape smooth soft stalk stem surface surfaces Swiss-brown-mushrooms table-mushroom tasty texture textures underside variations vegetable vegetables wrinkled autumn background forest fungus gill lamella pattern aggressive animals aquatic baby shark fish fishing harvest India krayker Mangalore marine sea seafood shark source stuffed wharf