Teacher resource d.4
Developmental

Puzzle 1 solution

NOTE: The puzzle can be used as a filler activity at a late stage within the module.

Find the missing words and then write the numbered letters in the spaces below. This will reveal the name of a pest fish that has an accessory breathing apparatus that allows it to move overland to colonise new water bodies. This helps it to escape from deteriorating environmental conditions.

1. A form of fishing that uses an electric current. e l e c t r o f i s h i n g
2. What are poisons specifically used to kill fish called? p i s c i c i d e s
3. A well-known carnivorous fish. p i r a n h a
4. What kind of control is rotenone used for? c h e m i c a l
5. To what reproductive group do gambusia, swordtails, guppies and platies belong? l i v e b e a r e r s
6. The common name for the pest fish Xiphophorus helleni. s w o r d t a i l
7. Name a pest fish which uses a feeding habit known as roiling. c a r p
8. A word that describes the clearness of water. t u r b i d i t y

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