### animal | vertebrate | fetus:

Affected fetus
* Most affected fetuses die in utero or shortly after delivery.
* have severe neurologic compromise, with poor prognosis and early death.

Human fetus
* All human fetuses start out as a quasi-female creature.
* are at risk of acquiring infection vertically from infected maternal blood.

Unborn fetus
* are at special risk for serious damage to the developing nervous system.
* shows signs of fetal distress.

Fish
* allows highly sensitive, direct detection of chromosomal abnormalities.
* live in the water and swim around.

### animal | vertebrate | fish:

Adult fish
* are more vulnerable because they are larger and more lethargic.
* can carry whirling disease without showing any deformities
  - grow to over four feet in length
* find their habitat reduced and their feeding inhibited.
* require an unobstructed migration path between the ocean and the stream spawning grounds.

Affected fish
* develop ulcers primarily along the body walls and head.
* show yellow pigmentation of the gills and skin.

Alaskan fish
* Most Alaskan fish travel a counter clockwise path following the currents in the north Pacific Ocean.
* are as tall as the fisherman.

### animal | vertebrate | fish:

Anadromous fish
* are also an important source of nutrients.
* are fish that live in saltwater, but return to freshwater to spawn
  - mature in the sea but migrate to fresh water to breed
  - unique in that they live in both fresh and salt water
* benefit from both freshwater and marine habitats.
* can no longer migrate from the sea.
* inhabits both fresh water and salt water, depending on the time of year.
* live in the oceans but migrate up freshwater rivers to spawn.
* make use of the area below the falls for spawning and rearing.
* migrate from marine environments into freshwater environments to spawn
  - up rivers from the sea to breed in fresh water
* spawn in freshwater and migrate to sea as juveniles to grow towards adulthood.
* spend most of their life in salt water but migrate to fresh water for spawning
  - lives at sea but migrate to fresh water to breed
* swim from the ocean into rivers or streams to breed.

### animal | vertebrate | fish:

Anchovy
* Anchovies also make an appearance in southeast Asian cooking
  - yield fish oil which is another exportable commodity
* Anchovies are a key bait fish
  - abundant in bays and estuaries in the spring, summer and fall
  - also the staple food of the guano producing birds of the region
  - considered food for almost every fish that they are near
  - hidden ingredients in some familiar and common foods
* Anchovies are members of the herring family
  - order
  - small fish which are salted and preserved
  - the most abundant schooling fish on the west coast
  - very tiny fish
  - can concentrate domoic acid which causes amnesic shellfish poisoning
  - exhibit a special way of feeding called planktivory
  - feed on euphasids, copepods and decapod larvae
* is fish
+ Anchovy, As a food source: Anchovies :: Edible fish :: Fish of the Atlantic :: Fish of the Pacific :: Fish of the Indian ocean :: Clupeiformes :: Teleosts
+ Black Sea, Fish: Seas :: Geography of Europe
  * Anchovies are very delicious fish.

### animal | vertebrate | fish | anchovy:

Northern anchovy
* Northern anchovies live along the west coast of North America Range.
* is an important commercial bait fish used in sport fishing.

Angel fish
* are among the most popular aquarium fish.
* tend to be solitary creatures that frequent the same territory day after day.