Fishes 69 History 68 Agriculture 51 Fisheries 43 Environmental aspects 34 Fish culture 30 Striped bass 22 more ... Larvae 20 Power-plants 20 Conservation of natural resources 19 Eggs 18 Forests and forestry 18 Behavior 14 Gardens 14 Sustainable agriculture 14 Fish populations 13 Landscape gardening 13 Agricultural ecology 12 Control 12 Forest conservation 12 Government policy 11 Hudson River (N.Y. and N.J.) 11 Whaling 11 Dogs 10 National parks and reserves 10 Ecology 9 Fish tagging 9 Fishery management 9 Fishery resources 9 Hudson River Estuary (N.Y. and N.J.) 9 less ...