Grand Bayou

Ecosystem Overview

The Grand Bayou ecosystem supports 7 documented wildlife species across 7 taxonomic genera. Located in Assumption Parish, Louisiana, this area provides critical habitat with diverse natural communities. The location hosts 2 frequently observed species and 1 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Assumption Parish nearby has 90% more documented species, Grand Bayou offers unique wildlife observation opportunities. This location ranks #16 for species diversity among 79 Assumption Parish County natural areas, placing it in the 80th percentile for biodiversity.

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

#16

Regional Rank

Out of 79 locations

Species Distribution

Very Common2 species

Common2 species

Occasional2 species

Rare1 species

Regional Context

Regional Ranking

#16 of 79 locations

80th percentile for diversity

vs. Assumption Parish

-90% species diversity

Ecosystem Overview

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Biodiversity Highlights

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Species Distribution

Very Common‌

Common‌

Occasional‌

Rare‌

Regional Context

Regional Ranking

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Most Common Species

Showing 20 most frequently observed species out of 7 total documented species.

Quiscalus major

Boat-Tailed Grackle

Very Common0.81 obs.

Turdus migratorius

American Robin

Very Common0.56 obs.

Dendrocygna autumnalis

Tree Duck

Very Common0.54 obs.

Spinus tristis

American Goldfinch

Very Common0.52 obs.

Stelgidopteryx serripennis

Northern Rough-Winged Swallow

Very Common0.52 obs.

Columbina passerina

Ground Dove

Common0.31 obs.

Hirundo rustica

Swallow

Common0.2 obs.

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Most Common Species

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Regional Comparison

Regional Ranking

Species Count

-79%

vs. Regional Average

Compared to 8 nearby locations in Assumption Parish County, Louisiana

Nearby Natural Areas

Assumption Parish

Importance: 0.80

73 species

-90% vs. current

Belle Rose

Importance: 0.70

80 species

-91% vs. current

Elm Hall Wildlife Management Area

Importance: 0.70

80 species

-91% vs. current

Bayou Lafourche

Importance: 0.70

10 species

-30% vs. current

Bayou Lafourche

Importance: 0.70

7 species

0% vs. current

Napoleonville

Importance: 0.70

5 species

+40% vs. current

Bayou Corne

Importance: 0.50

11 species

-36% vs. current

Bayou Side Golf Course

Importance: 0.50

7 species

0% vs. current

About This Comparison

These comparisons are based on documented wildlife observations from citizen science data. Locations with higher species counts may have more observation activity, different habitat types, or larger coverage areas. Regional rankings help identify biodiversity hotspots and unique natural areas within Assumption Parish County.

Regional Comparison

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Regional Ranking

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Species Count

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vs. Regional Average

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Nearby Natural Areas

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About This Comparison

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Most Common Species

Showing 20 most frequently observed species out of 7 total documented species.

Quiscalus major

Boat-Tailed Grackle

Very Common0.81 obs.

Turdus migratorius

American Robin

Very Common0.56 obs.

Dendrocygna autumnalis

Tree Duck

Very Common0.54 obs.

Spinus tristis

American Goldfinch

Very Common0.52 obs.

Stelgidopteryx serripennis

Northern Rough-Winged Swallow

Very Common0.52 obs.

Columbina passerina

Ground Dove

Common0.31 obs.

Hirundo rustica

Swallow

Common0.2 obs.

Want the Complete Field Guide?

Get all 7 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.

Premium field guide includes identification tips, seasonal patterns, and professional layout optimized for field use.

Regional Comparison

Regional Ranking

Species Count

-79%

vs. Regional Average

Compared to 8 nearby locations in Assumption Parish County, Louisiana

Nearby Natural Areas

Assumption Parish

Importance: 0.80

73 species

-90% vs. current

Belle Rose

Importance: 0.70

80 species

-91% vs. current

Elm Hall Wildlife Management Area

Importance: 0.70

80 species

-91% vs. current

Bayou Lafourche

Importance: 0.70

10 species

-30% vs. current

Bayou Lafourche

Importance: 0.70

7 species

0% vs. current

Napoleonville

Importance: 0.70

5 species

+40% vs. current

Bayou Corne

Importance: 0.50

11 species

-36% vs. current

Bayou Side Golf Course

Importance: 0.50

7 species

0% vs. current

About This Comparison

Ecosystem Overview

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

#16

Regional Rank

Out of 79 locations

Species Distribution

Very Common2 species

Common2 species

Occasional2 species

Rare1 species

Regional Context

Regional Ranking

#16 of 79 locations

80th percentile for diversity

vs. Assumption Parish

-90% species diversity