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Salmon by Mind Map: Salmon

1. overview

1.1. species

1.1.1. Chinook

1.1.1.1. sockeye

1.1.1.1.1. coho

1.1.1.1.2. length 2 feet

1.1.1.1.3. avg weight 8 to 35 lbs

1.1.1.1.4. life span is unknown

1.1.1.2. average length 3 feet

1.1.1.3. weight 8 lbs

1.1.1.4. life span 5 years

1.1.2. average length 3 Feet

1.1.3. the average weight 40 to 120 lbs

1.1.4. life spanned is 6 years

2. threats

2.1. Hatchery is hurting them in survival rates

2.1.1. Hatchery puts tons of chemicals into fish and when they are done they have to bury them not being able to know if there is any chance of them living

2.1.1.1. Dams are a huge threat

2.2. Water temperatures and food availability causes challenges for the salmon

2.3. Salmon being out in the wild

2.3.1. Bigger fish could eat them

2.3.1.1. Fish on top will die faster if seen by birds

2.3.1.2. Sea lions are in the ocean after first starting journey

2.3.1.3. If stuck in dam bigger fish can eat them

2.3.1.4. Out in wild baby fish have worry of getting eaten

2.3.2. Salmon have to travel over 900 miles

2.3.2.1. If they don't come back big chance of becoming extinct

2.3.2.2. 13 salmon are critically endangered

2.3.2.3. If they don't get back from where they hatch then they cant spawn

3. Dont touch wild salmon

4. solution

4.1. People could pick them up from where they start going up stream

4.1.1. Take all the fish that will come back and more will be populated with a better chance of coming back

4.1.1.1. Fish survive more easily with hatcheries

4.1.1.1.1. We could also help salmon by taking dams out

4.2. Take all the fish that will come back and more will be populated with a better chance of coming back

4.2.1. Take out fish so salmonn dont get stuck

5. benfites

5.1. Provide nutrients, money, history, and culture

5.2. More and more fish come back

5.2.1. The hatchery is actually doing a good job by taking them

5.3. Training fish could lead into surviving in the Wild

5.3.1. If they take all fish more salmon would come back

5.3.1.1. Hatchery is taking fish which means they wouldn't have to worry about the baby fish

5.4. More fish are coming back

5.4.1. Nutrients also travel to fish, plants, and rivers

5.4.1.1. Annual migration

5.5. Nutrients of salmon go to other animals

5.5.1. Will be let go in a year