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  • All fields: Aquaculture
(120 results)



Display: 20

    • Atlantic salmon smolts

    • Aquaculture; Anadromous species; Endangered species; Fishes; Fisheries management;
    • Atlantic salmon spend the first two years of life in the fresh water habitats of their native stream (occasionally three, depending upon food availability). At two years of age, the fish undergo the process of smoltification, resulting in changes...
    • Archaeological site and sign

    • Aquaculture; Aquatic environments; Aquatic plants; Banks; Coastal environments; Coastal zone management; Cultural resources; Environments (Natural); Erosion; Historic sites; Marine environments; Plants; Public access; Recreation sites; Resource...
    • Beautiful untouched coastline punctuated by Archaeological sign the foreground.
    • Alligator warning sign

    • Aquaculture; Aquatic environments; Aquatic plants; Biodiversity; Environments (Natural); Plants; Ponds; Trees; Vegetation; Reptiles; Signs; Wildlife refuges;
    • A reminder not to get eaten is always helpful when viewing beautiful wetlands.
    • Wetland area with algae

    • Aquaculture; Aquatic environments; Aquatic plants; Biodiversity; Environments (Natural); Plants; Ponds; Trees; Vegetation; Wildlife refuges;
    • Various wetland vegetation including algae.
    • Phragmites again!

    • Aquaculture; Aquatic environments; Aquatic plants; Biological control; Ecosystem recovery; Employees (USFWS); Environmental quality; Foliage; Habitat conservation; Habitat fragmentation; Habitat restoration; Invasive species; Resource management;...
    • Alligator River National Wildlife Refuge employee inspects a patch of phragmites, an invasive species on the refuge.
    • Electrofishing day

    • Aquaculture; Aquatic environments; Banks; Biologists (USFWS); Coastal zone management; Emblems; Employees (USFWS); Equipment; Fishes; Fishing; Fisheries management; Freshwater fishes; Marine environments; Marine ecology; Personnel; Plants;...
    • U.S. Fish and Wildlife Service employees catching fish using electrofishing practice.
    • U.S. Fish and Wildlife Service employee holds fish

    • Aquaculture; Aquatic environments; Banks; Biologists (USFWS); Coastal zone management; Emblems; Employees (USFWS); Equipment; Fishes; Fishing; Fisheries management; Freshwater fishes; Marine environments; Marine ecology; Personnel; Plants;...
    • U.S. Fish and Wildlife Service examines fish closely.
    • More where that came from

    • Aquaculture; Aquatic environments; Banks; Biologists (USFWS); Coastal zone management; Emblems; Employees (USFWS); Equipment; Fishes; Fishing; Fisheries management; Freshwater fishes; Marine environments; Marine ecology; Personnel; Plants;...
    • U.S. Fish and Wildlife Service employee holds up samples of the fish captured for study.
    • Habitat suitability index models: flathead catfish (Pylodictis olivaris)

    • Aquaculture; Aquatic environments; Fishes; Fisheries management; Habitat conservation
    • The habitat use information and Habitat Suitability Index (HSI) models presented in this document are intended for use in impact assessment and habitat management activities. Literature concerning the habitat requirements and preferences of...
    • Fish identification

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service; Scientific personnel (USFWS); Service patch;
    • A U.S. Fish and Wildlife Service employee identifies fish in NCTC class CSP 2220-Fish ID. The objectives of the class are: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and...
    • Fish ID

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service; Scientific personnel (USFWS); Service patch;
    • A U.S. Fish and Wildlife Service employee identifies fish in NCTC class CSP 2220-Fish ID. The objectives of the class are: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and...
    • Using a microscope to identify fish specimen

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service; Scientific personnel (USFWS); Service patch;
    • A U.S. Fish and Wildlife Service employee identifies fish in NCTC class CSP 2220-Fish ID. The objectives of the class are: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and...
    • Service employee looking at specimen

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service; Scientific personnel (USFWS); Service patch;
    • A U.S. Fish and Wildlife Service employee identifies fish in NCTC class CSP 2220-Fish ID. The objectives of the class are: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and...
    • Service employee looking at specimen

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service; Scientific personnel (USFWS); Service patch;
    • A U.S. Fish and Wildlife Service employee identifies fish in NCTC class CSP 2220-Fish ID. The objectives of the class are: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and...
    • Service employee processing a specimen

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service; Scientific personnel (USFWS); Service patch;
    • A U.S. Fish and Wildlife Service employee identifies fish in NCTC class CSP 2220-Fish ID. The objectives of the class are: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and...
    • Service employee learning fish identification skills

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service; Scientific personnel (USFWS); Service patch;
    • A U.S. Fish and Wildlife Service employee identifies fish in NCTC class CSP 2220-Fish ID. The objectives of the class are: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and...
    • Service employee with jar of specimens

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service; Scientific personnel (USFWS); Service patch;
    • A U.S. Fish and Wildlife Service employee identifies fish in NCTC class CSP 2220-Fish ID. The objectives of the class are: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and...
    • Instructor and student identify fish in the lab classroom

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service;
    • CSP 2220-Fish ID objectives: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and preservation techniques; Discuss the benefits of using a combination of reference sources for...
    • NCTC Fish ID instructor helps a student

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service;
    • Matthew Patterson, NCTC employee, helps a student in the Fish ID class. CSP 2220-Fish ID objectives: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and preservation...
    • Students in the classroom lab

    • Aquaculture; Biologists (USFWS); Fisheries management; Fishes; Training; Trainers; Work of the Service;
    • CSP 2220-Fish ID objectives: Correctly identify unknown fish by following the methods described in the course; Use proper fish-collection labeling and preservation techniques; Discuss the benefits of using a combination of reference sources for...

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