2 Flashcards

1
Q

Shallowest sea

A

Mar vermelho

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2
Q

Depth
Ccd
Temriclina
Average

A

4.5k
600m
3.8k

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3
Q

Temp media

A

-1 4

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4
Q

Pressure affects

A

Gás
Enzimas e proteínas - adapt TMAO
Calcium

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5
Q

Troph
Energy and carbon source

A

Auto
Foto - light inorg
Quimo - inorg inorg

Hetero
Foto - light org
Quimo - inorg org

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6
Q

Hetero auto main dif

A

Carbon source
Auto - inorg
Herero - org

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7
Q

% org mat que desce abaixo epipelagic
E que chega ao fundo

A

10
1 a 5

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8
Q

Org matter vertical flux depende

A

Enso e upwelling
Prod primária -3 meses delay - pico verão
Disponibilidade de alimento
Season

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9
Q

Food sources

A

Downward transport costal zones
Plankton migrations
Blooms
Fecal, mudas
Fishery dump
Whale fall
Sargassum

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10
Q

What causes omz

A

Upwelling brings water from 600m picnic line low o2

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11
Q

Depths dominated by
Sponges
Stars
Holothuroidea

A

2k
7k
4k

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12
Q

Sp richness peak

A

2 to 4k

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13
Q

Who is more abundant and has more biomass

A

Smaller org

+ biomass of fish = gigantismo

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14
Q

How does biomass relate with depth

A

Lowers
As well as abundance

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15
Q

Tropic groups and most common

A

80% detritivors - alimento nos sedimentos
Necrofagos
Suspensivoros

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16
Q

Importance of natural drivers

A

Create habitat heterogénity = biological sturctures and processes= +sp and complex food web

17
Q

4 drivers and how they provide oasis or extreme envi

A

O2 - OMZ (low oxygen = high biomass adapted sp); brine pools too low

Sediments - soft good for meiofauna, not for corals;

Topography - trenches extreme pressures and mov but also a lot of org matter

Food - falls
Seeps - methane
Vents - extreme and oasis at the same time

18
Q

Disturbances types

A

Wood whale falls

Storms

Seasonality

Enso

Alt climáticas

19
Q

Poliueta %

A

50 a 75

20
Q

Why are there theories and what are them

A

Equilíbrio e não

Initially azoic theory
Preconceitos

+ studies reveal a Paradox

Explains the paradox

21
Q

Ex
Província
Ecoreg
Unidade geomorph
Habitats Prim
Habitats sec
Biótipo
Fáceis bio
Micro comum

A

Pelágico
Macranonesia
Planície abissal
Canhão
Subst rochoso
Comunidade
Recife coral
Simbiose

22
Q

adaptations

A

pressure -TMAO proteins

food - mouth with big teeths to not escape;

resporduction - permanent attachment by male