Mosquito P1 Flashcards
1
Q
How many species of mosquitoes are there in NH
A
43
2
Q
How many species feed on humans in NH
A
28
3
Q
How many species have sufficient supply to be annoyance
A
14
4
Q
Which bite males or females
A
Females
5
Q
What do non human feeders feed on
A
Birds, reptiles, amphibians
6
Q
Eggs are laid in single or in a group called a…
A
Raft
7
Q
Type of water Aedes breed in
A
Fresh water
8
Q
Summer/fall, fresh water tree holes, tire, multi generation
A
Aedes triseriatus
9
Q
What are the Three body segments
A
Head thorax abdomen
10
Q
Males feed on
A
Nectar and large palpus
11
Q
End of the abdomen is the
A
Cerci
12
Q
Which family is the mosquito from
A
Culicidea of the order diptera
13
Q
Female palpi compared to male palpi is
A
Slender
14
Q
Male mosquito hair is
A
Dense & bushy
15
Q
Lay eggs in damp soil or leaf litter
A
Aedes, ochlerotatus and psoraphora
16
Q
Ochlerotatus canadensis have how many generations per year?
A
1
17
Q
Simplest method of mosquito control
A
Eliminate artificial containers
18
Q
When do larvae stop eating
A
During their 4th instar (stomach poisons will not be effective)
19
Q
Heart worm is caused by…
A
A filarial worm that lives in a dogs heart
20
Q
Black fly mouth parts
A
Piercing and cutting similar to horse fly
21
Q
Black fly larvae develop in how much time?
A
15 days - 6 months
22
Q
Which mosquito is the primary vector of encephalitis (EEE) in NH
A
Culiseta melanura
23
Q
Which mosquito larvae lack siphon and lie parallel
A
Anopheles
24
Q
What do mosquitoes need to breed
A
Standing water
25
The largest number of biting species in NH live in..
Temporary pools formed by melting snow in the spring
26
Where do females deposit their eggs
On the water surface or on soil that will be flooded
27
Eggs hatch to become
Larvae also know as wigglers
28
Stage after larvea
Pupa also known as tumblers
29
Larvae breath oxygen through
A siphon tube at the surface of the water
30
Most mosquitoes overwinter as
Egg form
31
Which species have multiple generations per year
Aedes sollicitans (salt marsh)
32
Largest groups of mosquitoes
Monsonia, Aedes, Culex, and Anopheles
33
Species with highest population of larval overwintering
Mansonia
34
First to emerge from spring fresh water
Aedes provocans
35
Late to emerge from spring fresh water
Aedes canadensis
36
Summer fall, fresh water permanent ponds, gets oxygen from under water plants
Mansonia perterbans
37
Which species does not bite humans
Culex
38
Summer/fall, fresh water costal plain
Anopheles quadrimaculatas
39
Summer/fall, fresh water rock pools, multi generation
Aedes atropalpus
40
41
Summer/fall, fresh water temp pools or ditches, multi generation
Aedes vexans
42
Spring, salt water, very limited
Aedes cantator
43
Summer, salt water, multi generation, high annoyance
Aedes solicitans
44
Describe female palpus
Shorter so as not to interfere with proboscus
45
Describe male antennae
Bushy
46
Tip of the proboscis is the
Labellum
47
Order of the black fly
Diptera
48
How many species of black fly in NH
40 species
49
How many species of black fly bite humans in NH
4-5 species
50
Black fly life stages (4)
Egg, larvae, pupa, adult
51
Where do black fly deposit eggs
On or near moving water
52
Black fly overwinter as
Egg or larvae
53
How are mosquitoes distinguished from other flies
Long proboscis
Scales on the wing veings
Fringe of scales along the posterior margin of wing
Wing venation (2nd, 4th, & 5th longitudinal veins branched)
54
Female hair is
Short, sparse hair
55
Mosquito thorax has
Three pairs of legs, one pair of wings, and one pair of halteres
56
How many segments does the mosquito abdomen havr
10
57
Mosquito larva body regions
Head thorax and abdomen
58
Mosquito pupa body regions
Two regions: cepholothoras and abdomen
59
Mosquitoes that lay eggs in masses or rafts
Culex, culiseta, and conquillettidia
60
Lay eggs singly on water surface
Anopheles
61
How long can eggs be dormant
Weeks or months depending on conditions
62
What type of metamorphosis do mosquitoes undergo
Complete metamorphosis
63
How many mosquitoes could potentially be in one square foot of water
7000
64
How many mosquitoes could potentially be in a 10 x 15 foot area
As many as one million
65
Larvae feed on
Organic matter
66
When are mosquitoes pupae formed
4th instar
67
Mosquitoes may remain as pupa for as little as..
One day
68
Culex pipiens fly how far
1/4 to 1/2 mile
69
Ochlerotatus sollicitans fly up to how far
40 miles with average flight 5-10 miles
70
Ochlerotatus stimulans lay rggs in
Damp leaves in woodland depressions eggs hatch in early spring
71
Ochlerotatus abserratus breed in
Permanent habitats such as swamp and bogs.
Develop later in the spring
72
Aedes vexans lay their eggs in
Temporary fresh water in depressions that flood and dry intermittently, multi generations
73
Define moltivoltine
Multiple broods in a season
74
Culiseta melanura lays eggs
Directly in water/swamp overwinter as larvae. Larvae borrow into bottom sediment to overwinter.
75
Wyeomyia smithil breeds in
Only in pitcher plant, multivoltine overwinters as larvae
76
What tool is user to collect larvae
Dipper
77
Trapping can show
If the mosquito population is large enough to be a nuisance or if potential disease vectors are present
78
Changes in abundance can be used to
Time adulticiding with population peaks or to evaluate prior to control measures
79
Most common method to collect adult mosquitoes
Light trap
80
What bait is used in mosquito traps
White lite and dry ice (creates carbon dioxide)
81
How high should traps be hung and how long
3-5 feet 18-24 hours
82
BTI is what type of control
Biological
83
Predators of mosquitoes
Fish, birds, bat, hemiptera
84
Hemiptera is what type of bug
Water bug
85
Mosquitoes are capable of developing from egg to adult in as little as
7-10 days
86
Downside to adulticiding after mosquitoes emerge
More difficult and expensive
87
Five common types of encephalitic infections
California encephalitis
Eastern equine encephalitis (EEE)
St Louis encephalitis
Western equine encephalitis
West nile
88
Which encephalitis is most deadly
EEE
89
EEE is only transmitted by
Mosquitoes
90
Filarasis is caused by
Minute roundworms
91
Black fly deposit how many eggs
150-500 eggs
92
How many days to hatch black fly
3-7 days
93
To pupate the black fly constructs a
Cocoon of silk attached to a rock, grass, or debris
94
Characteristics of adult black fly
Small, stout bodied and variable in color
95
When do adult female black fly feed
During the day
96
Most of the black fly life is spent as
Larvae and pupa due to its short life span
97
How many generations does the spring Aedes species have
Many per year
98
Which adult mosquito has series of bristles on the thorax
Culiseta
99
Which NH mosquito can transfer malaria
Culiseta
100
Which mosquito has a palpus almost as long as proboscis
Anopheles
101
Of the salt marsh breeding mosquitoes which is in the late season
Culex salinarius
102
The pupal stage of the spring Aedes normally will last no more than
5-7 days
103
Mosquito that overwinter in larval stage, slow growing and only one generation per year
Mansonia
