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Rio Tulian near estuary, Honduras

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Honduras, Cortés, Omoa

The Rio Tulian, which crosses the Cieneguita town on the coast, has allowed rural inhabitants to obtain certain species of crustaceans and mollusks for their food, it has been little explored by researchers, but it offers a rich local ichthyofauna.

Submitted by
Moises Mejia & Juan Ramon Torres
Approved by
Juan Miguel Artigas Azas & Jairo Arroyave
GPS
15.7957869, -87.9724350
Geographical region
Central America
Drainage Basin
North Coast Basin from Cortés
River catchment
Rio Cieneguita
Water body type
River
Water body name
Rio Cieneguita
Water body part
Estuary
Water body course
Lower course
Water body: tributary of
River
Tributary name
Rio Limoncito

Water Chemistry

Water information

Water type
Brackish water
Water color
Mixed water
Water transparency
Medium
Concentration of sediments
Medium
Water temperature
28 °C
Water flow/curent
Slow

Chemical parameters

pH
7.7
Conductivity
3
GH
250 mg/l
KH
80 mg/l
Dissolved Oxygen
8.0 %

Substrate in nature

Sand
Beige
Pebble/Gravel
Grey
Stone
Mixed
Stone form
Irregular
Silt/Mud
Brown
Leaves
Few
Driftwood
Many
Submerged terrestrial vegetation
Yes

Aquatic Biotope

Date of collecting
07.07.2020
Collecting area
River bank
Water depth
0,5m
Air temperature
37 °C
Sunlight
Full sun

Environment

Environment
Human settlements
Human settlements
some
Surrounding area

Quite populated by humans. Several types of plants introduced and native ones, with quite human intervention under its landscape.

Underwater landscape

Irregular stones are visible with different tones such as grey or blackish, some of them brown maybe by dead algae, with a mix of grey & white sand, leaves & some peble stones maybe shaped by water currents at certain river areas.

Fishes:

  • Eleotris picta 1
  • Poecilia sphenops 2
  • Poecilia mexicana 2
  • Poecilia orri 2
  • Dormitator maculatus 3
  • Macrobrachium sp. 2
  • Neritina 2
  • Gobiomorus dormitor 1

Plants:

  • Avicennia germinans 4
  • Hygrophila sp. 1
  • Hymenocallis littoralis 1

 

Threats to ecology

Because of the human intervention year by year the area and the species number inhabiting it are getting reduced.

Riparian zone

Trees near the aquatic habitat
Few - Mangifera indica
Trees near the aquatic habitat
Few - Ceiba Ceiba

Sitography

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