Fresh water stream ecosystem Gr ov p 2 The description of stream - - PowerPoint PPT Presentation

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Mar 06, 2023 200 likes •292 views

Fresh water stream ecosystem Gr ov p 2 The description of stream lives Quadrat 1: Hong Kong Newt Larva Mayfly Nymph Canton Bee Shrimp Caddisfly Larva Large Stream snail Stonefly Quadrat 2: Mayfly Nymph Large Stream Snail Quadrat

SLIDE 1

Fresh water stream ecosystem

Grovp 2

SLIDE 2

The description of stream lives

Quadrat 1: Hong Kong Newt（Larva） Mayfly Nymph Canton Bee Shrimp Caddisfly Larva Large Stream snail Stonefly

SLIDE 3

Quadrat 2: Mayfly Nymph Large Stream Snail

SLIDE 4

Quadrat 3: Sucker - belly Loach Some fishes Large stream snail

SLIDE 5

The adaption of fresh stream animals

Fresh water streams is

fast-flowing animals：

flattened in shape
hide under rocks and

reduce their resistance

SLIDE 6

fishes：

enlarged， broad fins for holding themselves

nto the

rocks.

SLIDE 7

snails：