There is usually no vector. Fungi are prominent pathogens of fish and plants. Oomycetes - water molds. Zygomycetes - bread molds. Rhizopus , Mucor .
Sexual spores are zygospores.
Asexual spores are sporangiospores in a sporangium. Asomycetes - sac fungi. Penicillium , Aspergillus , Saccharomyces , Candida . Asexual spores are conidia. Basidiomycetes - club fungi.