Now showing items 3886-3905 of 9564

    Subject
    freshwater organisms; freshwater fish; spring streams; San Marcos salamander; San Marcos fountain darter; rare species; endangered species [1]
    freshwater shrimp; Macrobrachium ohione; migrations; temporal distribution; biotic barriers; biogeography; taxonomy [1]
    freshwater shrimp; Macrobrachium sp.; ecology; ecological distribution; identification keys; freshwater crustaceans [1]
    freshwater shrimp; taxonomy; biogeography; Palaemonetes sp. [1]
    freshwater, lake, stream, pond, river, ecosystems, biomes, climates, marshes, habitats, ecology, limnologists [1]
    Frieda Prigmore [1]
    Friendswood, Texas [1]
    Frio Formation [2]
    fuel transportation [1]
    fuels [1]
    fuels; pollution; water pollution; pollution effects; toxicity tolerance; behavior; survival; zooplankton; mortality; hydrocarbons; environmental effects [1]
    fuels; salt marshes [1]
    Fulton, Texas [1]
    funding proposal [1]
    Fundulus grandis; gulf killifish; reproductive behavior; reproduction; seasonal variations; spawning; spawning seasons; animal reproductive organs; marine fish; fish [1]
    Fundulus grandis; Penaeus stylirostris; Callinectes sapidus; blue crab; blue shrimp; pond culture; shrimp culture; fish culture; Gulf killifish [1]
    Fundulus heteroclitus; biological development; mercury compounds; mercury; toxicity; embryonic development; exposure tolerance; pollution effects [1]
    Fundulus similis; longnose killifish; chemical pollution; heavy metals; cadmium; toxicity; temperature; life history [1]
    fungi; life cycle; Crassostrea virginica; Labyrinthomyxa sp.; cristae mitochondriales; biochemistry; parasites; oysters [1]
    fungi; Myxomycetes sp.; slime molds; Comatricha irregularis; identification keys; ecological distribution; taxonomy [1]