### animal | vertebrate | fish:

Type of fish
* All types of fish can benefit from flake foods, including carnivores, herbivores, and omnivores
  - live with many large species
* Many types of fish are below the level at which they can replenish themselves easily
  - can be hot-smoked
* Many types of fish live in it
  - the Atlantic Ocean off the coast of Georgia
  - use the huge kelp forests to hide from predators
* Most types of fish contain little or no cholesterol
  - have edible skin e.g. cod, plaice and blacksole skin
* Some types of fish disappear and their loss can lead to overgrowth of corals by seaweeds
  - jump up and catch the flying or perched dragonfly in their mouth
+ River, Important rivers: Biomes
  * Many types of fish live in it. It is the largest river in the world.

Venomous fish
* Most venomous fish deliver the toxins through the use of a spine.
* inject there poison whereas poisonous fish simply excrete or exude it.

Water fish
* eat plankton.
* have colour vision
* inhabit rivers.

White fish
* good bait for lobster pots.
* have strong sexual ardor, chasing each other and emit spawn when vents are approximated.

White sturgeon
* are native to Washington State and parts of Oregon, Idaho and British Columbia.
* grow slowly but live long.
* inhabit large rivers throughout the northwest
  - three large river systems, all on the western coast of North America
* is fish
  - sturgeon
* produce a very fine quality egg that compares with the more famous Russian caviar.

Whole fish
* have benefits.
* refers to fish just as it comes from the water
  - ungutted fish

Wild fish
* appear to have a behavioral advantage.
* are popular with anglers, while the koi carp are much-prized ornamental fish.
* can also carry diseases.
* enter the paddy during flooding and are captured at the end of the rice growing season.
* exhibit strong colours only when agitated.
* have an intact adipose fin.
* migrate freely.

### animal | vertebrate | fish:

Young fish
* are bright yellow with blue spots near their eyes
  - cannibalistic and sensitive to being handled
  - easy prey for larger fish
  - more susceptible to illness caused by parasites
  - most susceptible because the parasite attacks their soft cartilage
  - sand shifters, filtering small organisms from ingested sand
  - youngs
* eat plankton, the tiniest plant and animal life.
* feed exclusively on algae.
* feed on insect larvae and switch to small fish, snails, and crayfish as they grow
  - larval fishes and insects
  - plankton, but as they grow the diet shifts to aquatic insects and their larvae
  - primarily on fish, crustaceans, and insects
* feeds also on benthic species.
* find food and shelter in the protective vegetation.
* grow quickly.
* have a dusky vertical bar on the caudal peduncle which fades with increasing age.
* like to hide vertically in bushy plants.
* move inshore and congregate into schools near the beach.
* tend to mature fast.

Younger fish
* appear to follow different migratory routes than older fish.
* are less likely to contain harmful levels of contaminants than older, larger fish
  - more adaptable to tank life
* prefer to feed on amphipods and mayflies.

Foetus
* All foetuses burrow into the linings of their mothers' wombs, in search of nourishment
  - produce male and female precursor hormones
* are most sensitive to dioxin exposure.
* is formed by the repeated division of embryo and differentiation
  - simply the Latin word for young or offspring
  - the unborn young one of a viviparous animal after it has taken form in the uterus