Sturgeon why do your babys have different sizes fins?

1. What types of fins does a sturgeon have?
2. How can you tell how old a sturgeon is?
3. How old is a 20 foot sturgeon?
4. How many babies does a sturgeon have?
5. Are sturgeons dinosaurs?
6. Are sturgeon in the shark family?
7. What is the lifespan of a sturgeon?
8. How old is a 4 foot sturgeon?
9. How long can a sturgeon live?
10. How old is the oldest sturgeon?
11. What is the largest sturgeon ever caught?
12. Do sturgeons lay eggs?
13. How big can sturgeons get?
14. How many eggs do sturgeon lay at a time?

What types of fins does a sturgeon have?

Sturgeons are long-lived, late-maturing fishes with distinctive characteristics, such as a heterocercal caudal fin similar to those of sharks, and an elongated, spindle-like body that is smooth-skinned, scaleless, and armored with five lateral rows of bony plates called scutes.

How can you tell how old a sturgeon is?

In order to age lake sturgeon, biologists at the U.S. Fish and Wildlife Service New York Field Office take clippings from the pectoral fin spine bone, slicing them into thin sections using an Isomet saw. Viewed under a microscope, the sections show clearly defined rings or annuli, each representing one year of growth!

How old is a 20 foot sturgeon?

A 17-year-old reeled in a monster catch, a 20-foot “prehistoric” sturgeon while fishing a Canadian river. Jacob Bergen, who is part of a group that studies the fish, caught it in the Fraser River in British Columbia, Canada, before releasing it, Newsweek reported.

How many babies does a sturgeon have?

Sturgeon Reproduction

One female can lay up to 700,000 eggs, but usually only about one in 50,000 of them will ultimately survive.

Are sturgeons dinosaurs?

Big, Old Fish

If that's not enough, sturgeon were swimming on this earth over 200 million years — they're living dinosaurs.

Are sturgeon in the shark family?

No, they're not sharks, but similar to them, sturgeons have a cartilaginous skeleton and an ancient appearance. Some Aquarium guests are surprised to see a sturgeon in salt water, associating them more with freshwater sport fishing.

What is the lifespan of a sturgeon?

the typical life-span of lake sturgeon is 55 years for males and 80-150 years for females.

How old is a 4 foot sturgeon?

A 3 foot sturgeon is 8 years old; a 4 foot sturgeon is 12 years old; a 5 foot sturgeon is 17 years old and 6 foot sturgeon is 23 years old. Historically the size of white sturgeon exceeded the spectacular reaching 20 feet in length weighing more than 1500 pounds and living longer than 100 years of age.

How long can a sturgeon live?

The sturgeon's periodic spawning cycle results in only 10 to 20 percent of the population spawning during a given year. While female sturgeon can live up to 150 years, the male sturgeon's life span is typically 50 to 60 years.

How old is the oldest sturgeon?

The oldest lake sturgeon on record was 152 years old!

What is the largest sturgeon ever caught?

The International Game Fish Association, the keeper of fishing world records, lists a 468-pound white sturgeon caught by Joey Pallotta III in Benicia, Calif., in July 1983 as the official world record.

Do sturgeons lay eggs?

Lake sturgeon migrate to shores of freshwater lakes in early summer for spawning. Female lay anywhere from two to three million eggs per season. Sturgeon may not begin spawning until they are 15 to 25 years old, and only spawn every four years on average. These fish can live for decades.

How big can sturgeons get?

Sturgeon can grow up to 6 meters long.

How many eggs do sturgeon lay at a time?

A female sturgeon may lay up to three million eggs, each about 0.08 in (2 mm) in diameter, and covered with gelatin. Eggs remain on the bottom of the river, hatch within 3–7 days, and release larvae that measure about 0.4 in (9 mm).